#     Copyright 2022, Kay Hayen, mailto:kay.hayen@gmail.com
#
#     Part of "Nuitka", an optimizing Python compiler that is compatible and
#     integrates with CPython, but also works on its own.
#
#     Licensed under the Apache License, Version 2.0 (the "License");
#     you may not use this file except in compliance with the License.
#     You may obtain a copy of the License at
#
#        http://www.apache.org/licenses/LICENSE-2.0
#
#     Unless required by applicable law or agreed to in writing, software
#     distributed under the License is distributed on an "AS IS" BASIS,
#     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#     See the License for the specific language governing permissions and
#     limitations under the License.
#
# We are not avoiding these in generated code at all
# pylint: disable=I0021,too-many-lines
# pylint: disable=I0021,line-too-long
# pylint: disable=I0021,too-many-instance-attributes
# pylint: disable=I0021,too-many-return-statements


"""Children having statement bases

WARNING, this code is GENERATED. Modify the template ChildrenHavingMixin.py.j2 instead!

spell-checker: ignore append capitalize casefold center clear copy count decode encode endswith expandtabs extend find format formatmap fromkeys get haskey index insert isalnum isalpha isascii isdecimal isdigit isidentifier islower isnumeric isprintable isspace istitle isupper items iteritems iterkeys itervalues join keys ljust lower lstrip maketrans partition pop popitem prepare remove replace reverse rfind rindex rjust rpartition rsplit rstrip setdefault sort split splitlines startswith strip swapcase title translate update upper values viewitems viewkeys viewvalues zfill
spell-checker: ignore args chars count default delete encoding end errors fillchar index item iterable keepends key kwargs maxsplit new old pairs prefix sep start stop sub suffix table tabsize value width
"""


# Loop unrolling over child names, pylint: disable=too-many-branches

from abc import abstractmethod

from .Checkers import (
    checkStatementsSequence,
    checkStatementsSequenceOrNone,
    convertNoneConstantToNone,
)
from .NodeBases import StatementBase


class StatementNoChildHavingLocalsScopeMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementSetLocalsDictionary

    def __init__(self, locals_scope, source_ref):
        self.locals_scope = locals_scope

        StatementBase.__init__(self, source_ref)

    def getDetails(self):
        return {
            "locals_scope": self.locals_scope,
        }

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return ()

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return ()

    def replaceChild(self, old_node, new_node):
        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {}

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        del self.locals_scope

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""


# Assign the names that are easier to import with a stable name.
StatementSetLocalsDictionaryBase = StatementNoChildHavingLocalsScopeMixin


class StatementChildrenHavingConditionYesBranchOptionalStatementsOrNoneNoBranchOptionalStatementsOrNoneMixin(
    StatementBase
):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementConditional

    def __init__(self, condition, yes_branch, no_branch, source_ref):
        condition.parent = self

        self.subnode_condition = condition

        yes_branch = checkStatementsSequenceOrNone(yes_branch)
        if yes_branch is not None:
            yes_branch.parent = self

        self.subnode_yes_branch = yes_branch

        no_branch = checkStatementsSequenceOrNone(no_branch)
        if no_branch is not None:
            no_branch.parent = self

        self.subnode_no_branch = no_branch

        StatementBase.__init__(self, source_ref)

    def setChildNoBranch(self, value):
        value = checkStatementsSequenceOrNone(value)
        if value is not None:
            value.parent = self

        self.subnode_no_branch = value

    def setChildYesBranch(self, value):
        value = checkStatementsSequenceOrNone(value)
        if value is not None:
            value.parent = self

        self.subnode_yes_branch = value

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        result = []
        result.append(self.subnode_condition)
        value = self.subnode_yes_branch
        if value is None:
            pass
        else:
            result.append(value)
        value = self.subnode_no_branch
        if value is None:
            pass
        else:
            result.append(value)
        return tuple(result)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("condition", self.subnode_condition),
            ("yes_branch", self.subnode_yes_branch),
            ("no_branch", self.subnode_no_branch),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_condition
        if old_node is value:
            new_node.parent = self

            self.subnode_condition = new_node

            return

        value = self.subnode_yes_branch
        if old_node is value:
            new_node = checkStatementsSequenceOrNone(new_node)
            if new_node is not None:
                new_node.parent = self

            self.subnode_yes_branch = new_node

            return

        value = self.subnode_no_branch
        if old_node is value:
            new_node = checkStatementsSequenceOrNone(new_node)
            if new_node is not None:
                new_node.parent = self

            self.subnode_no_branch = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "condition": self.subnode_condition.makeClone(),
            "yes_branch": self.subnode_yes_branch.makeClone()
            if self.subnode_yes_branch is not None
            else None,
            "no_branch": self.subnode_no_branch.makeClone()
            if self.subnode_no_branch is not None
            else None,
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_condition.finalize()
        del self.subnode_condition
        if self.subnode_yes_branch is not None:
            self.subnode_yes_branch.finalize()
        del self.subnode_yes_branch
        if self.subnode_no_branch is not None:
            self.subnode_no_branch.finalize()
        del self.subnode_no_branch

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_condition.collectVariableAccesses(emit_read, emit_write)
        subnode_yes_branch = self.subnode_yes_branch

        if subnode_yes_branch is not None:
            self.subnode_yes_branch.collectVariableAccesses(emit_read, emit_write)
        subnode_no_branch = self.subnode_no_branch

        if subnode_no_branch is not None:
            self.subnode_no_branch.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementConditionalBase = StatementChildrenHavingConditionYesBranchOptionalStatementsOrNoneNoBranchOptionalStatementsOrNoneMixin


class StatementChildHavingDestOptionalOperationMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementPrintNewline

    def __init__(self, dest, source_ref):
        if dest is not None:
            dest.parent = self

        self.subnode_dest = dest

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        value = self.subnode_dest

        if value is None:
            return ()
        else:
            return (value,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("dest", self.subnode_dest),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_dest
        if old_node is value:
            if new_node is not None:
                new_node.parent = self

            self.subnode_dest = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "dest": self.subnode_dest.makeClone()
            if self.subnode_dest is not None
            else None,
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        if self.subnode_dest is not None:
            self.subnode_dest.finalize()
        del self.subnode_dest

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        subnode_dest = self.subnode_dest

        if subnode_dest is not None:
            self.subnode_dest.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementPrintNewlineBase = StatementChildHavingDestOptionalOperationMixin


class StatementChildrenHavingDestOptionalValueOperationMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementPrintValue

    def __init__(self, dest, value, source_ref):
        if dest is not None:
            dest.parent = self

        self.subnode_dest = dest

        value.parent = self

        self.subnode_value = value

        StatementBase.__init__(self, source_ref)

    def setChildValue(self, value):
        value.parent = self

        self.subnode_value = value

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        result = []
        value = self.subnode_dest
        if value is None:
            pass
        else:
            result.append(value)
        result.append(self.subnode_value)
        return tuple(result)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("dest", self.subnode_dest),
            ("value", self.subnode_value),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_dest
        if old_node is value:
            if new_node is not None:
                new_node.parent = self

            self.subnode_dest = new_node

            return

        value = self.subnode_value
        if old_node is value:
            new_node.parent = self

            self.subnode_value = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "dest": self.subnode_dest.makeClone()
            if self.subnode_dest is not None
            else None,
            "value": self.subnode_value.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        if self.subnode_dest is not None:
            self.subnode_dest.finalize()
        del self.subnode_dest
        self.subnode_value.finalize()
        del self.subnode_value

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        subnode_dest = self.subnode_dest

        if subnode_dest is not None:
            self.subnode_dest.collectVariableAccesses(emit_read, emit_write)
        self.subnode_value.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementPrintValueBase = StatementChildrenHavingDestOptionalValueOperationMixin


class StatementChildrenHavingDictArgKeyOperationMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementDictOperationRemove

    def __init__(self, dict_arg, key, source_ref):
        dict_arg.parent = self

        self.subnode_dict_arg = dict_arg

        key.parent = self

        self.subnode_key = key

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (
            self.subnode_dict_arg,
            self.subnode_key,
        )

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("dict_arg", self.subnode_dict_arg),
            ("key", self.subnode_key),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_dict_arg
        if old_node is value:
            new_node.parent = self

            self.subnode_dict_arg = new_node

            return

        value = self.subnode_key
        if old_node is value:
            new_node.parent = self

            self.subnode_key = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "dict_arg": self.subnode_dict_arg.makeClone(),
            "key": self.subnode_key.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_dict_arg.finalize()
        del self.subnode_dict_arg
        self.subnode_key.finalize()
        del self.subnode_key

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_dict_arg.collectVariableAccesses(emit_read, emit_write)
        self.subnode_key.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementDictOperationRemoveBase = StatementChildrenHavingDictArgKeyOperationMixin


class StatementChildrenHavingDictArgValueOperationMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementDictOperationUpdate

    def __init__(self, dict_arg, value, source_ref):
        dict_arg.parent = self

        self.subnode_dict_arg = dict_arg

        value.parent = self

        self.subnode_value = value

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (
            self.subnode_dict_arg,
            self.subnode_value,
        )

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("dict_arg", self.subnode_dict_arg),
            ("value", self.subnode_value),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_dict_arg
        if old_node is value:
            new_node.parent = self

            self.subnode_dict_arg = new_node

            return

        value = self.subnode_value
        if old_node is value:
            new_node.parent = self

            self.subnode_value = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "dict_arg": self.subnode_dict_arg.makeClone(),
            "value": self.subnode_value.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_dict_arg.finalize()
        del self.subnode_dict_arg
        self.subnode_value.finalize()
        del self.subnode_value

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_dict_arg.collectVariableAccesses(emit_read, emit_write)
        self.subnode_value.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementDictOperationUpdateBase = StatementChildrenHavingDictArgValueOperationMixin


class StatementChildrenHavingExceptionTypeExceptionValueOptionalExceptionTraceOptionalExceptionCauseOptionalOperationPostInitMixin(
    StatementBase
):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementRaiseException
    #   StatementRaiseExceptionImplicit

    def __init__(
        self,
        exception_type,
        exception_value,
        exception_trace,
        exception_cause,
        source_ref,
    ):
        exception_type.parent = self

        self.subnode_exception_type = exception_type

        if exception_value is not None:
            exception_value.parent = self

        self.subnode_exception_value = exception_value

        if exception_trace is not None:
            exception_trace.parent = self

        self.subnode_exception_trace = exception_trace

        if exception_cause is not None:
            exception_cause.parent = self

        self.subnode_exception_cause = exception_cause

        StatementBase.__init__(self, source_ref)

        self.postInitNode()

    @abstractmethod
    def postInitNode(self):
        """For overload"""

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        result = []
        result.append(self.subnode_exception_type)
        value = self.subnode_exception_value
        if value is None:
            pass
        else:
            result.append(value)
        value = self.subnode_exception_trace
        if value is None:
            pass
        else:
            result.append(value)
        value = self.subnode_exception_cause
        if value is None:
            pass
        else:
            result.append(value)
        return tuple(result)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("exception_type", self.subnode_exception_type),
            ("exception_value", self.subnode_exception_value),
            ("exception_trace", self.subnode_exception_trace),
            ("exception_cause", self.subnode_exception_cause),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_exception_type
        if old_node is value:
            new_node.parent = self

            self.subnode_exception_type = new_node

            return

        value = self.subnode_exception_value
        if old_node is value:
            if new_node is not None:
                new_node.parent = self

            self.subnode_exception_value = new_node

            return

        value = self.subnode_exception_trace
        if old_node is value:
            if new_node is not None:
                new_node.parent = self

            self.subnode_exception_trace = new_node

            return

        value = self.subnode_exception_cause
        if old_node is value:
            if new_node is not None:
                new_node.parent = self

            self.subnode_exception_cause = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "exception_type": self.subnode_exception_type.makeClone(),
            "exception_value": self.subnode_exception_value.makeClone()
            if self.subnode_exception_value is not None
            else None,
            "exception_trace": self.subnode_exception_trace.makeClone()
            if self.subnode_exception_trace is not None
            else None,
            "exception_cause": self.subnode_exception_cause.makeClone()
            if self.subnode_exception_cause is not None
            else None,
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_exception_type.finalize()
        del self.subnode_exception_type
        if self.subnode_exception_value is not None:
            self.subnode_exception_value.finalize()
        del self.subnode_exception_value
        if self.subnode_exception_trace is not None:
            self.subnode_exception_trace.finalize()
        del self.subnode_exception_trace
        if self.subnode_exception_cause is not None:
            self.subnode_exception_cause.finalize()
        del self.subnode_exception_cause

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_exception_type.collectVariableAccesses(emit_read, emit_write)
        subnode_exception_value = self.subnode_exception_value

        if subnode_exception_value is not None:
            self.subnode_exception_value.collectVariableAccesses(emit_read, emit_write)
        subnode_exception_trace = self.subnode_exception_trace

        if subnode_exception_trace is not None:
            self.subnode_exception_trace.collectVariableAccesses(emit_read, emit_write)
        subnode_exception_cause = self.subnode_exception_cause

        if subnode_exception_cause is not None:
            self.subnode_exception_cause.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementRaiseExceptionBase = StatementChildrenHavingExceptionTypeExceptionValueOptionalExceptionTraceOptionalExceptionCauseOptionalOperationPostInitMixin
StatementRaiseExceptionImplicitBase = StatementChildrenHavingExceptionTypeExceptionValueOptionalExceptionTraceOptionalExceptionCauseOptionalOperationPostInitMixin


class StatementChildHavingExpressionAttributeNameMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementDelAttribute

    def __init__(self, expression, attribute_name, source_ref):
        expression.parent = self

        self.subnode_expression = expression

        self.attribute_name = attribute_name

        StatementBase.__init__(self, source_ref)

    def getDetails(self):
        return {
            "attribute_name": self.attribute_name,
        }

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (self.subnode_expression,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("expression", self.subnode_expression),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_expression
        if old_node is value:
            new_node.parent = self

            self.subnode_expression = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "expression": self.subnode_expression.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_expression.finalize()
        del self.subnode_expression

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_expression.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementDelAttributeBase = StatementChildHavingExpressionAttributeNameMixin


class StatementChildHavingExpressionMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementExpressionOnly
    #   StatementGeneratorReturn
    #   StatementReturn

    def __init__(self, expression, source_ref):
        expression.parent = self

        self.subnode_expression = expression

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (self.subnode_expression,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("expression", self.subnode_expression),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_expression
        if old_node is value:
            new_node.parent = self

            self.subnode_expression = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "expression": self.subnode_expression.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_expression.finalize()
        del self.subnode_expression

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_expression.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementExpressionOnlyBase = StatementChildHavingExpressionMixin
StatementGeneratorReturnBase = StatementChildHavingExpressionMixin
StatementReturnBase = StatementChildHavingExpressionMixin


class StatementChildrenHavingExpressionLowerOptionalUpperOptionalMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementDelSlice

    def __init__(self, expression, lower, upper, source_ref):
        expression.parent = self

        self.subnode_expression = expression

        if lower is not None:
            lower.parent = self

        self.subnode_lower = lower

        if upper is not None:
            upper.parent = self

        self.subnode_upper = upper

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        result = []
        result.append(self.subnode_expression)
        value = self.subnode_lower
        if value is None:
            pass
        else:
            result.append(value)
        value = self.subnode_upper
        if value is None:
            pass
        else:
            result.append(value)
        return tuple(result)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("expression", self.subnode_expression),
            ("lower", self.subnode_lower),
            ("upper", self.subnode_upper),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_expression
        if old_node is value:
            new_node.parent = self

            self.subnode_expression = new_node

            return

        value = self.subnode_lower
        if old_node is value:
            if new_node is not None:
                new_node.parent = self

            self.subnode_lower = new_node

            return

        value = self.subnode_upper
        if old_node is value:
            if new_node is not None:
                new_node.parent = self

            self.subnode_upper = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "expression": self.subnode_expression.makeClone(),
            "lower": self.subnode_lower.makeClone()
            if self.subnode_lower is not None
            else None,
            "upper": self.subnode_upper.makeClone()
            if self.subnode_upper is not None
            else None,
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_expression.finalize()
        del self.subnode_expression
        if self.subnode_lower is not None:
            self.subnode_lower.finalize()
        del self.subnode_lower
        if self.subnode_upper is not None:
            self.subnode_upper.finalize()
        del self.subnode_upper

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_expression.collectVariableAccesses(emit_read, emit_write)
        subnode_lower = self.subnode_lower

        if subnode_lower is not None:
            self.subnode_lower.collectVariableAccesses(emit_read, emit_write)
        subnode_upper = self.subnode_upper

        if subnode_upper is not None:
            self.subnode_upper.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementDelSliceBase = StatementChildrenHavingExpressionLowerOptionalUpperOptionalMixin


class StatementChildHavingIteratedLengthOperationCountMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementSpecialUnpackCheckFromIterated

    def __init__(self, iterated_length, count, source_ref):
        iterated_length.parent = self

        self.subnode_iterated_length = iterated_length

        self.count = count

        StatementBase.__init__(self, source_ref)

    def getDetails(self):
        return {
            "count": self.count,
        }

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (self.subnode_iterated_length,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("iterated_length", self.subnode_iterated_length),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_iterated_length
        if old_node is value:
            new_node.parent = self

            self.subnode_iterated_length = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "iterated_length": self.subnode_iterated_length.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_iterated_length.finalize()
        del self.subnode_iterated_length

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_iterated_length.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementSpecialUnpackCheckFromIteratedBase = (
    StatementChildHavingIteratedLengthOperationCountMixin
)


class StatementChildHavingIteratorOperationCountMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementSpecialUnpackCheck

    def __init__(self, iterator, count, source_ref):
        iterator.parent = self

        self.subnode_iterator = iterator

        self.count = count

        StatementBase.__init__(self, source_ref)

    def getDetails(self):
        return {
            "count": self.count,
        }

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (self.subnode_iterator,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("iterator", self.subnode_iterator),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_iterator
        if old_node is value:
            new_node.parent = self

            self.subnode_iterator = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "iterator": self.subnode_iterator.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_iterator.finalize()
        del self.subnode_iterator

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_iterator.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementSpecialUnpackCheckBase = StatementChildHavingIteratorOperationCountMixin


class StatementChildrenHavingListArgValueOperationMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementListOperationAppend

    def __init__(self, list_arg, value, source_ref):
        list_arg.parent = self

        self.subnode_list_arg = list_arg

        value.parent = self

        self.subnode_value = value

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (
            self.subnode_list_arg,
            self.subnode_value,
        )

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("list_arg", self.subnode_list_arg),
            ("value", self.subnode_value),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_list_arg
        if old_node is value:
            new_node.parent = self

            self.subnode_list_arg = new_node

            return

        value = self.subnode_value
        if old_node is value:
            new_node.parent = self

            self.subnode_value = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "list_arg": self.subnode_list_arg.makeClone(),
            "value": self.subnode_value.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_list_arg.finalize()
        del self.subnode_list_arg
        self.subnode_value.finalize()
        del self.subnode_value

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_list_arg.collectVariableAccesses(emit_read, emit_write)
        self.subnode_value.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementListOperationAppendBase = StatementChildrenHavingListArgValueOperationMixin


class StatementChildHavingLocalsArgOperationPostInitLocalsScopeMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementLocalsDictSync

    def __init__(self, locals_arg, locals_scope, source_ref):
        locals_arg.parent = self

        self.subnode_locals_arg = locals_arg

        self.locals_scope = locals_scope

        StatementBase.__init__(self, source_ref)

        self.postInitNode()

    @abstractmethod
    def postInitNode(self):
        """For overload"""

    def getDetails(self):
        return {
            "locals_scope": self.locals_scope,
        }

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (self.subnode_locals_arg,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("locals_arg", self.subnode_locals_arg),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_locals_arg
        if old_node is value:
            new_node.parent = self

            self.subnode_locals_arg = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "locals_arg": self.subnode_locals_arg.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_locals_arg.finalize()
        del self.subnode_locals_arg

        del self.locals_scope

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_locals_arg.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementLocalsDictSyncBase = (
    StatementChildHavingLocalsArgOperationPostInitLocalsScopeMixin
)


class StatementChildHavingLoopBodyOptionalStatementsOrNonePostInitMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementLoop

    def __init__(self, loop_body, source_ref):
        loop_body = checkStatementsSequenceOrNone(loop_body)
        if loop_body is not None:
            loop_body.parent = self

        self.subnode_loop_body = loop_body

        StatementBase.__init__(self, source_ref)

        self.postInitNode()

    @abstractmethod
    def postInitNode(self):
        """For overload"""

    def setChildLoopBody(self, value):
        value = checkStatementsSequenceOrNone(value)
        if value is not None:
            value.parent = self

        self.subnode_loop_body = value

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        value = self.subnode_loop_body

        if value is None:
            return ()
        else:
            return (value,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("loop_body", self.subnode_loop_body),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_loop_body
        if old_node is value:
            new_node = checkStatementsSequenceOrNone(new_node)
            if new_node is not None:
                new_node.parent = self

            self.subnode_loop_body = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "loop_body": self.subnode_loop_body.makeClone()
            if self.subnode_loop_body is not None
            else None,
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        if self.subnode_loop_body is not None:
            self.subnode_loop_body.finalize()
        del self.subnode_loop_body

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        subnode_loop_body = self.subnode_loop_body

        if subnode_loop_body is not None:
            self.subnode_loop_body.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementLoopBase = StatementChildHavingLoopBodyOptionalStatementsOrNonePostInitMixin


class StatementChildHavingModuleOperationPostInitTargetScopeMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementImportStar

    def __init__(self, module, target_scope, source_ref):
        module.parent = self

        self.subnode_module = module

        self.target_scope = target_scope

        StatementBase.__init__(self, source_ref)

        self.postInitNode()

    @abstractmethod
    def postInitNode(self):
        """For overload"""

    def getDetails(self):
        return {
            "target_scope": self.target_scope,
        }

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (self.subnode_module,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("module", self.subnode_module),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_module
        if old_node is value:
            new_node.parent = self

            self.subnode_module = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "module": self.subnode_module.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_module.finalize()
        del self.subnode_module

        del self.target_scope

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_module.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementImportStarBase = StatementChildHavingModuleOperationPostInitTargetScopeMixin


class StatementChildHavingNewLocalsOperationLocalsScopeMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementSetLocals

    def __init__(self, new_locals, locals_scope, source_ref):
        new_locals.parent = self

        self.subnode_new_locals = new_locals

        self.locals_scope = locals_scope

        StatementBase.__init__(self, source_ref)

    def getDetails(self):
        return {
            "locals_scope": self.locals_scope,
        }

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (self.subnode_new_locals,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("new_locals", self.subnode_new_locals),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_new_locals
        if old_node is value:
            new_node.parent = self

            self.subnode_new_locals = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "new_locals": self.subnode_new_locals.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_new_locals.finalize()
        del self.subnode_new_locals

        del self.locals_scope

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_new_locals.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementSetLocalsBase = StatementChildHavingNewLocalsOperationLocalsScopeMixin


class StatementChildrenHavingSetArgValueOperationMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementSetOperationAdd

    def __init__(self, set_arg, value, source_ref):
        set_arg.parent = self

        self.subnode_set_arg = set_arg

        value.parent = self

        self.subnode_value = value

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (
            self.subnode_set_arg,
            self.subnode_value,
        )

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("set_arg", self.subnode_set_arg),
            ("value", self.subnode_value),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_set_arg
        if old_node is value:
            new_node.parent = self

            self.subnode_set_arg = new_node

            return

        value = self.subnode_value
        if old_node is value:
            new_node.parent = self

            self.subnode_value = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "set_arg": self.subnode_set_arg.makeClone(),
            "value": self.subnode_value.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_set_arg.finalize()
        del self.subnode_set_arg
        self.subnode_value.finalize()
        del self.subnode_value

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_set_arg.collectVariableAccesses(emit_read, emit_write)
        self.subnode_value.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementSetOperationAddBase = StatementChildrenHavingSetArgValueOperationMixin


class StatementChildHavingSourcePostInitProviderVariableNameMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementAssignmentVariableName

    def __init__(self, source, provider, variable_name, source_ref):
        source.parent = self

        self.subnode_source = source

        self.provider = provider
        self.variable_name = variable_name

        StatementBase.__init__(self, source_ref)

        self.postInitNode()

    @abstractmethod
    def postInitNode(self):
        """For overload"""

    def getDetails(self):
        return {
            "provider": self.provider,
            "variable_name": self.variable_name,
        }

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (self.subnode_source,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("source", self.subnode_source),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_source
        if old_node is value:
            new_node.parent = self

            self.subnode_source = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "source": self.subnode_source.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_source.finalize()
        del self.subnode_source

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_source.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementAssignmentVariableNameBase = (
    StatementChildHavingSourcePostInitProviderVariableNameMixin
)


class StatementChildHavingSourcePostInitVariableVariableVersionMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementAssignmentVariableConstantImmutable
    #   StatementAssignmentVariableConstantImmutableTrusted
    #   StatementAssignmentVariableConstantMutable
    #   StatementAssignmentVariableConstantMutableTrusted
    #   StatementAssignmentVariableFromTempVariable
    #   StatementAssignmentVariableFromVariable
    #   StatementAssignmentVariableGeneric
    #   StatementAssignmentVariableHardValue
    #   StatementAssignmentVariableIterator

    def __init__(self, source, variable, variable_version, source_ref):
        source.parent = self

        self.subnode_source = source

        self.variable = variable
        self.variable_version = variable_version

        StatementBase.__init__(self, source_ref)

        self.postInitNode()

    @abstractmethod
    def postInitNode(self):
        """For overload"""

    def getDetails(self):
        return {
            "variable": self.variable,
            "variable_version": self.variable_version,
        }

    def setChildSource(self, value):
        value.parent = self

        self.subnode_source = value

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (self.subnode_source,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("source", self.subnode_source),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_source
        if old_node is value:
            new_node.parent = self

            self.subnode_source = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "source": self.subnode_source.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_source.finalize()
        del self.subnode_source

        del self.variable

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_source.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementAssignmentVariableConstantImmutableBase = (
    StatementChildHavingSourcePostInitVariableVariableVersionMixin
)
StatementAssignmentVariableConstantImmutableTrustedBase = (
    StatementChildHavingSourcePostInitVariableVariableVersionMixin
)
StatementAssignmentVariableConstantMutableBase = (
    StatementChildHavingSourcePostInitVariableVariableVersionMixin
)
StatementAssignmentVariableConstantMutableTrustedBase = (
    StatementChildHavingSourcePostInitVariableVariableVersionMixin
)
StatementAssignmentVariableFromTempVariableBase = (
    StatementChildHavingSourcePostInitVariableVariableVersionMixin
)
StatementAssignmentVariableFromVariableBase = (
    StatementChildHavingSourcePostInitVariableVariableVersionMixin
)
StatementAssignmentVariableGenericBase = (
    StatementChildHavingSourcePostInitVariableVariableVersionMixin
)
StatementAssignmentVariableHardValueBase = (
    StatementChildHavingSourcePostInitVariableVariableVersionMixin
)
StatementAssignmentVariableIteratorBase = (
    StatementChildHavingSourcePostInitVariableVariableVersionMixin
)


class StatementChildHavingSourcePostInitLocalsScopeVariableNameMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementLocalsDictOperationSet

    def __init__(self, source, locals_scope, variable_name, source_ref):
        source.parent = self

        self.subnode_source = source

        self.locals_scope = locals_scope
        self.variable_name = variable_name

        StatementBase.__init__(self, source_ref)

        self.postInitNode()

    @abstractmethod
    def postInitNode(self):
        """For overload"""

    def getDetails(self):
        return {
            "locals_scope": self.locals_scope,
            "variable_name": self.variable_name,
        }

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (self.subnode_source,)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("source", self.subnode_source),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_source
        if old_node is value:
            new_node.parent = self

            self.subnode_source = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "source": self.subnode_source.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_source.finalize()
        del self.subnode_source

        del self.locals_scope

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_source.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementLocalsDictOperationSetBase = (
    StatementChildHavingSourcePostInitLocalsScopeVariableNameMixin
)


class StatementChildrenHavingSourceExpressionAttributeNameMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementAssignmentAttribute

    def __init__(self, source, expression, attribute_name, source_ref):
        source.parent = self

        self.subnode_source = source

        expression.parent = self

        self.subnode_expression = expression

        self.attribute_name = attribute_name

        StatementBase.__init__(self, source_ref)

    def getDetails(self):
        return {
            "attribute_name": self.attribute_name,
        }

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (
            self.subnode_source,
            self.subnode_expression,
        )

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("source", self.subnode_source),
            ("expression", self.subnode_expression),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_source
        if old_node is value:
            new_node.parent = self

            self.subnode_source = new_node

            return

        value = self.subnode_expression
        if old_node is value:
            new_node.parent = self

            self.subnode_expression = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "source": self.subnode_source.makeClone(),
            "expression": self.subnode_expression.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_source.finalize()
        del self.subnode_source
        self.subnode_expression.finalize()
        del self.subnode_expression

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_source.collectVariableAccesses(emit_read, emit_write)
        self.subnode_expression.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementAssignmentAttributeBase = (
    StatementChildrenHavingSourceExpressionAttributeNameMixin
)


class StatementChildrenHavingSourceExpressionLowerOptionalUpperOptionalMixin(
    StatementBase
):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementAssignmentSlice

    def __init__(self, source, expression, lower, upper, source_ref):
        source.parent = self

        self.subnode_source = source

        expression.parent = self

        self.subnode_expression = expression

        if lower is not None:
            lower.parent = self

        self.subnode_lower = lower

        if upper is not None:
            upper.parent = self

        self.subnode_upper = upper

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        result = []
        result.append(self.subnode_source)
        result.append(self.subnode_expression)
        value = self.subnode_lower
        if value is None:
            pass
        else:
            result.append(value)
        value = self.subnode_upper
        if value is None:
            pass
        else:
            result.append(value)
        return tuple(result)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("source", self.subnode_source),
            ("expression", self.subnode_expression),
            ("lower", self.subnode_lower),
            ("upper", self.subnode_upper),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_source
        if old_node is value:
            new_node.parent = self

            self.subnode_source = new_node

            return

        value = self.subnode_expression
        if old_node is value:
            new_node.parent = self

            self.subnode_expression = new_node

            return

        value = self.subnode_lower
        if old_node is value:
            if new_node is not None:
                new_node.parent = self

            self.subnode_lower = new_node

            return

        value = self.subnode_upper
        if old_node is value:
            if new_node is not None:
                new_node.parent = self

            self.subnode_upper = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "source": self.subnode_source.makeClone(),
            "expression": self.subnode_expression.makeClone(),
            "lower": self.subnode_lower.makeClone()
            if self.subnode_lower is not None
            else None,
            "upper": self.subnode_upper.makeClone()
            if self.subnode_upper is not None
            else None,
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_source.finalize()
        del self.subnode_source
        self.subnode_expression.finalize()
        del self.subnode_expression
        if self.subnode_lower is not None:
            self.subnode_lower.finalize()
        del self.subnode_lower
        if self.subnode_upper is not None:
            self.subnode_upper.finalize()
        del self.subnode_upper

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_source.collectVariableAccesses(emit_read, emit_write)
        self.subnode_expression.collectVariableAccesses(emit_read, emit_write)
        subnode_lower = self.subnode_lower

        if subnode_lower is not None:
            self.subnode_lower.collectVariableAccesses(emit_read, emit_write)
        subnode_upper = self.subnode_upper

        if subnode_upper is not None:
            self.subnode_upper.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementAssignmentSliceBase = (
    StatementChildrenHavingSourceExpressionLowerOptionalUpperOptionalMixin
)


class StatementChildrenHavingSourceSubscribedSubscriptMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementAssignmentSubscript

    def __init__(self, source, subscribed, subscript, source_ref):
        source.parent = self

        self.subnode_source = source

        subscribed.parent = self

        self.subnode_subscribed = subscribed

        subscript.parent = self

        self.subnode_subscript = subscript

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (
            self.subnode_source,
            self.subnode_subscribed,
            self.subnode_subscript,
        )

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("source", self.subnode_source),
            ("subscribed", self.subnode_subscribed),
            ("subscript", self.subnode_subscript),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_source
        if old_node is value:
            new_node.parent = self

            self.subnode_source = new_node

            return

        value = self.subnode_subscribed
        if old_node is value:
            new_node.parent = self

            self.subnode_subscribed = new_node

            return

        value = self.subnode_subscript
        if old_node is value:
            new_node.parent = self

            self.subnode_subscript = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "source": self.subnode_source.makeClone(),
            "subscribed": self.subnode_subscribed.makeClone(),
            "subscript": self.subnode_subscript.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_source.finalize()
        del self.subnode_source
        self.subnode_subscribed.finalize()
        del self.subnode_subscribed
        self.subnode_subscript.finalize()
        del self.subnode_subscript

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_source.collectVariableAccesses(emit_read, emit_write)
        self.subnode_subscribed.collectVariableAccesses(emit_read, emit_write)
        self.subnode_subscript.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementAssignmentSubscriptBase = StatementChildrenHavingSourceSubscribedSubscriptMixin


class StatementChildrenHavingSourceCodeGlobalsArgAutoNoneLocalsArgAutoNoneOperationMixin(
    StatementBase
):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementExec

    def __init__(self, source_code, globals_arg, locals_arg, source_ref):
        source_code.parent = self

        self.subnode_source_code = source_code

        globals_arg = convertNoneConstantToNone(globals_arg)
        if globals_arg is not None:
            globals_arg.parent = self

        self.subnode_globals_arg = globals_arg

        locals_arg = convertNoneConstantToNone(locals_arg)
        if locals_arg is not None:
            locals_arg.parent = self

        self.subnode_locals_arg = locals_arg

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        result = []
        result.append(self.subnode_source_code)
        value = self.subnode_globals_arg
        if value is None:
            pass
        else:
            result.append(value)
        value = self.subnode_locals_arg
        if value is None:
            pass
        else:
            result.append(value)
        return tuple(result)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("source_code", self.subnode_source_code),
            ("globals_arg", self.subnode_globals_arg),
            ("locals_arg", self.subnode_locals_arg),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_source_code
        if old_node is value:
            new_node.parent = self

            self.subnode_source_code = new_node

            return

        value = self.subnode_globals_arg
        if old_node is value:
            new_node = convertNoneConstantToNone(new_node)
            if new_node is not None:
                new_node.parent = self

            self.subnode_globals_arg = new_node

            return

        value = self.subnode_locals_arg
        if old_node is value:
            new_node = convertNoneConstantToNone(new_node)
            if new_node is not None:
                new_node.parent = self

            self.subnode_locals_arg = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "source_code": self.subnode_source_code.makeClone(),
            "globals_arg": self.subnode_globals_arg.makeClone()
            if self.subnode_globals_arg is not None
            else None,
            "locals_arg": self.subnode_locals_arg.makeClone()
            if self.subnode_locals_arg is not None
            else None,
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_source_code.finalize()
        del self.subnode_source_code
        if self.subnode_globals_arg is not None:
            self.subnode_globals_arg.finalize()
        del self.subnode_globals_arg
        if self.subnode_locals_arg is not None:
            self.subnode_locals_arg.finalize()
        del self.subnode_locals_arg

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_source_code.collectVariableAccesses(emit_read, emit_write)
        subnode_globals_arg = self.subnode_globals_arg

        if subnode_globals_arg is not None:
            self.subnode_globals_arg.collectVariableAccesses(emit_read, emit_write)
        subnode_locals_arg = self.subnode_locals_arg

        if subnode_locals_arg is not None:
            self.subnode_locals_arg.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementExecBase = (
    StatementChildrenHavingSourceCodeGlobalsArgAutoNoneLocalsArgAutoNoneOperationMixin
)


class StatementChildHavingStatementsTupleMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementsFrameAsyncgen
    #   StatementsFrameClass
    #   StatementsFrameCoroutine
    #   StatementsFrameFunction
    #   StatementsFrameGenerator
    #   StatementsFrameModule
    #   StatementsSequence

    def __init__(self, statements, source_ref):
        assert type(statements) is tuple

        for val in statements:
            val.parent = self

        self.subnode_statements = statements

        StatementBase.__init__(self, source_ref)

    def setChildStatements(self, value):
        assert type(value) is tuple, type(value)

        for val in value:
            val.parent = self

        self.subnode_statements = value

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return self.subnode_statements

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (("statements", self.subnode_statements),)

    def replaceChild(self, old_node, new_node):
        value = self.subnode_statements
        if old_node in value:
            if new_node is not None:
                new_node.parent = self

                self.subnode_statements = tuple(
                    (val if val is not old_node else new_node) for val in value
                )
            else:
                self.subnode_statements = tuple(
                    val for val in value if val is not old_node
                )

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "statements": tuple(v.makeClone() for v in self.subnode_statements),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        for c in self.subnode_statements:
            c.finalize()
        del self.subnode_statements

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        for element in self.subnode_statements:
            element.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementsFrameAsyncgenBase = StatementChildHavingStatementsTupleMixin
StatementsFrameClassBase = StatementChildHavingStatementsTupleMixin
StatementsFrameCoroutineBase = StatementChildHavingStatementsTupleMixin
StatementsFrameFunctionBase = StatementChildHavingStatementsTupleMixin
StatementsFrameGeneratorBase = StatementChildHavingStatementsTupleMixin
StatementsFrameModuleBase = StatementChildHavingStatementsTupleMixin
StatementsSequenceBase = StatementChildHavingStatementsTupleMixin


class StatementChildrenHavingSubscribedSubscriptMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementDelSubscript

    def __init__(self, subscribed, subscript, source_ref):
        subscribed.parent = self

        self.subnode_subscribed = subscribed

        subscript.parent = self

        self.subnode_subscript = subscript

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (
            self.subnode_subscribed,
            self.subnode_subscript,
        )

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("subscribed", self.subnode_subscribed),
            ("subscript", self.subnode_subscript),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_subscribed
        if old_node is value:
            new_node.parent = self

            self.subnode_subscribed = new_node

            return

        value = self.subnode_subscript
        if old_node is value:
            new_node.parent = self

            self.subnode_subscript = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "subscribed": self.subnode_subscribed.makeClone(),
            "subscript": self.subnode_subscript.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_subscribed.finalize()
        del self.subnode_subscribed
        self.subnode_subscript.finalize()
        del self.subnode_subscript

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_subscribed.collectVariableAccesses(emit_read, emit_write)
        self.subnode_subscript.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementDelSubscriptBase = StatementChildrenHavingSubscribedSubscriptMixin


class StatementChildrenHavingTriedStatementsExceptHandlerOptionalStatementsOrNoneBreakHandlerOptionalStatementsOrNoneContinueHandlerOptionalStatementsOrNoneReturnHandlerOptionalStatementsOrNonePostInitMixin(
    StatementBase
):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementTry

    def __init__(
        self,
        tried,
        except_handler,
        break_handler,
        continue_handler,
        return_handler,
        source_ref,
    ):
        tried = checkStatementsSequence(tried)
        tried.parent = self

        self.subnode_tried = tried

        except_handler = checkStatementsSequenceOrNone(except_handler)
        if except_handler is not None:
            except_handler.parent = self

        self.subnode_except_handler = except_handler

        break_handler = checkStatementsSequenceOrNone(break_handler)
        if break_handler is not None:
            break_handler.parent = self

        self.subnode_break_handler = break_handler

        continue_handler = checkStatementsSequenceOrNone(continue_handler)
        if continue_handler is not None:
            continue_handler.parent = self

        self.subnode_continue_handler = continue_handler

        return_handler = checkStatementsSequenceOrNone(return_handler)
        if return_handler is not None:
            return_handler.parent = self

        self.subnode_return_handler = return_handler

        StatementBase.__init__(self, source_ref)

        self.postInitNode()

    @abstractmethod
    def postInitNode(self):
        """For overload"""

    def setChildBreakHandler(self, value):
        value = checkStatementsSequenceOrNone(value)
        if value is not None:
            value.parent = self

        self.subnode_break_handler = value

    def setChildContinueHandler(self, value):
        value = checkStatementsSequenceOrNone(value)
        if value is not None:
            value.parent = self

        self.subnode_continue_handler = value

    def setChildExceptHandler(self, value):
        value = checkStatementsSequenceOrNone(value)
        if value is not None:
            value.parent = self

        self.subnode_except_handler = value

    def setChildReturnHandler(self, value):
        value = checkStatementsSequenceOrNone(value)
        if value is not None:
            value.parent = self

        self.subnode_return_handler = value

    def setChildTried(self, value):
        value = checkStatementsSequence(value)
        value.parent = self

        self.subnode_tried = value

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        result = []
        result.append(self.subnode_tried)
        value = self.subnode_except_handler
        if value is None:
            pass
        else:
            result.append(value)
        value = self.subnode_break_handler
        if value is None:
            pass
        else:
            result.append(value)
        value = self.subnode_continue_handler
        if value is None:
            pass
        else:
            result.append(value)
        value = self.subnode_return_handler
        if value is None:
            pass
        else:
            result.append(value)
        return tuple(result)

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("tried", self.subnode_tried),
            ("except_handler", self.subnode_except_handler),
            ("break_handler", self.subnode_break_handler),
            ("continue_handler", self.subnode_continue_handler),
            ("return_handler", self.subnode_return_handler),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_tried
        if old_node is value:
            new_node = checkStatementsSequence(new_node)
            new_node.parent = self

            self.subnode_tried = new_node

            return

        value = self.subnode_except_handler
        if old_node is value:
            new_node = checkStatementsSequenceOrNone(new_node)
            if new_node is not None:
                new_node.parent = self

            self.subnode_except_handler = new_node

            return

        value = self.subnode_break_handler
        if old_node is value:
            new_node = checkStatementsSequenceOrNone(new_node)
            if new_node is not None:
                new_node.parent = self

            self.subnode_break_handler = new_node

            return

        value = self.subnode_continue_handler
        if old_node is value:
            new_node = checkStatementsSequenceOrNone(new_node)
            if new_node is not None:
                new_node.parent = self

            self.subnode_continue_handler = new_node

            return

        value = self.subnode_return_handler
        if old_node is value:
            new_node = checkStatementsSequenceOrNone(new_node)
            if new_node is not None:
                new_node.parent = self

            self.subnode_return_handler = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "tried": self.subnode_tried.makeClone(),
            "except_handler": self.subnode_except_handler.makeClone()
            if self.subnode_except_handler is not None
            else None,
            "break_handler": self.subnode_break_handler.makeClone()
            if self.subnode_break_handler is not None
            else None,
            "continue_handler": self.subnode_continue_handler.makeClone()
            if self.subnode_continue_handler is not None
            else None,
            "return_handler": self.subnode_return_handler.makeClone()
            if self.subnode_return_handler is not None
            else None,
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_tried.finalize()
        del self.subnode_tried
        if self.subnode_except_handler is not None:
            self.subnode_except_handler.finalize()
        del self.subnode_except_handler
        if self.subnode_break_handler is not None:
            self.subnode_break_handler.finalize()
        del self.subnode_break_handler
        if self.subnode_continue_handler is not None:
            self.subnode_continue_handler.finalize()
        del self.subnode_continue_handler
        if self.subnode_return_handler is not None:
            self.subnode_return_handler.finalize()
        del self.subnode_return_handler

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_tried.collectVariableAccesses(emit_read, emit_write)
        subnode_except_handler = self.subnode_except_handler

        if subnode_except_handler is not None:
            self.subnode_except_handler.collectVariableAccesses(emit_read, emit_write)
        subnode_break_handler = self.subnode_break_handler

        if subnode_break_handler is not None:
            self.subnode_break_handler.collectVariableAccesses(emit_read, emit_write)
        subnode_continue_handler = self.subnode_continue_handler

        if subnode_continue_handler is not None:
            self.subnode_continue_handler.collectVariableAccesses(emit_read, emit_write)
        subnode_return_handler = self.subnode_return_handler

        if subnode_return_handler is not None:
            self.subnode_return_handler.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementTryBase = StatementChildrenHavingTriedStatementsExceptHandlerOptionalStatementsOrNoneBreakHandlerOptionalStatementsOrNoneContinueHandlerOptionalStatementsOrNoneReturnHandlerOptionalStatementsOrNonePostInitMixin


class StatementChildrenHavingValueDictArgKeyOperationMixin(StatementBase):
    # Mixins are not allowed to specify slots, pylint: disable=assigning-non-slot
    __slots__ = ()

    # This is generated for use in
    #   StatementDictOperationSet
    #   StatementDictOperationSetKeyValue

    def __init__(self, value, dict_arg, key, source_ref):
        value.parent = self

        self.subnode_value = value

        dict_arg.parent = self

        self.subnode_dict_arg = dict_arg

        key.parent = self

        self.subnode_key = key

        StatementBase.__init__(self, source_ref)

    def getVisitableNodes(self):
        """The visitable nodes, with tuple values flattened."""

        return (
            self.subnode_value,
            self.subnode_dict_arg,
            self.subnode_key,
        )

    def getVisitableNodesNamed(self):
        """Named children dictionary.

        For use in cloning nodes, debugging and XML output.
        """

        return (
            ("value", self.subnode_value),
            ("dict_arg", self.subnode_dict_arg),
            ("key", self.subnode_key),
        )

    def replaceChild(self, old_node, new_node):
        value = self.subnode_value
        if old_node is value:
            new_node.parent = self

            self.subnode_value = new_node

            return

        value = self.subnode_dict_arg
        if old_node is value:
            new_node.parent = self

            self.subnode_dict_arg = new_node

            return

        value = self.subnode_key
        if old_node is value:
            new_node.parent = self

            self.subnode_key = new_node

            return

        raise AssertionError("Didn't find child", old_node, "in", self)

    def getCloneArgs(self):
        """Get clones of all children to pass for a new node.

        Needs to make clones of child nodes too.
        """

        values = {
            "value": self.subnode_value.makeClone(),
            "dict_arg": self.subnode_dict_arg.makeClone(),
            "key": self.subnode_key.makeClone(),
        }

        values.update(self.getDetails())

        return values

    def finalize(self):
        del self.parent

        self.subnode_value.finalize()
        del self.subnode_value
        self.subnode_dict_arg.finalize()
        del self.subnode_dict_arg
        self.subnode_key.finalize()
        del self.subnode_key

    def computeStatement(self, trace_collection):
        result, change_tags, change_desc = self.computeStatementSubExpressions(
            trace_collection=trace_collection
        )

        if result is not self:
            return result, change_tags, change_desc

        return self.computeStatementOperation(trace_collection)

    @abstractmethod
    def computeStatementOperation(self, trace_collection):
        """Must be overloaded for non-final node."""

    def collectVariableAccesses(self, emit_read, emit_write):
        """Collect variable reads and writes of child nodes."""

        self.subnode_value.collectVariableAccesses(emit_read, emit_write)
        self.subnode_dict_arg.collectVariableAccesses(emit_read, emit_write)
        self.subnode_key.collectVariableAccesses(emit_read, emit_write)


# Assign the names that are easier to import with a stable name.
StatementDictOperationSetBase = StatementChildrenHavingValueDictArgKeyOperationMixin
StatementDictOperationSetKeyValueBase = (
    StatementChildrenHavingValueDictArgKeyOperationMixin
)
