"""
Rational number type based on Python integers.

The PythonRational class from here has been moved to
sympy.external.pythonmpq

This module is just left here for backwards compatibility.
"""


from sympy.core.numbers import Rational
from sympy.core.sympify import converter
from sympy.utilities import public
from sympy.external.pythonmpq import PythonMPQ


PythonRational = public(PythonMPQ)


def sympify_pythonrational(arg):
    return Rational(arg.numerator, arg.denominator)
converter[PythonRational] = sympify_pythonrational
