def METHOD_NAME(self):
    #####
    class service(object):
        class files(object):
            class untrash(object):
                def __init__(this, fileId):
                    this.fileId = self.id
                def execute(this):
                    return None
    def build(a, b, http):
        self.assertEqual(a, 'drive')
        self.assertEqual(b, 'v2')
        return service()
    setattr(sys.modules[self.gf.__module__], 'build', build)