def __delitem__(self, key):
        try:
            del self.__dict__['overrides'][key]
        except __HOLE__:
            deleted = 0
        else:
            deleted = 1
        try:
            result = self.__dict__['__subject'].__delitem__(key)
        except KeyError:
            if not deleted:
                raise
            result = None
        return result
dataset/ETHPy150Open kayhayen/Nuitka/nuitka/build/inline_copy/lib/scons-2.3.2/SCons/Environment.py/OverrideEnvironment.__delitem__