Function _get_default_root

Lib/tkinter/__init__.py:317–326

(what=None)

def _get_default_root(what=None):
    if not _support_default_root:
        raise RuntimeError("No master specified and tkinter is "
                           "configured to not support default root")
    if _default_root is None:
        if what:
            raise RuntimeError(f"Too early to {what}: no default root window")
        root = Tk()
        assert _default_root is root
    return _default_root


def _get_temp_root():