message: chore(test): update
diff: from test import m
  m.greeting(1)
  +
  +class ClsWithCallFunc:
  + def __init__(self, *init_args, **init_kwargs):
  + print("INIT")
  +
  + def __call__(self, *call_args, **call_kwargs):
  + print("CALL")
  +
  +if __name__ == '__main__':
  + a = ClsWithCallFunc()
  + a(3, 5)
  