摘要： #__getitem__ __setitem__ __delitem__运行设置key value值了class fun: def __init__(self): print('test') def run(self): print('run') def __getitem__(self, item 阅读全文

摘要： import timeclass FileHandle: def __init__(self,filename,mode,encoding='utf-8'): self.file = open(filename,mode,encoding=encoding) #1 获取open类操作,赋值给类里面f 阅读全文