interaction_dropdown_menu.pyΒΆ from bokeh.io import output_file, show from bokeh.layouts import widgetbox from bokeh.models.widgets import Dropdown output_file("dropdown.html") menu = [("Item 1", "item_1"), ("Item 2", "item_2"), None, ("Item 3", "item_3")] dropdown = Dropdown(label="Dropdown button", button_type="warning", menu=menu) show(widgetbox(dropdown))