标签：shel mos shell file ack lse ace bytes most
Python2
>>> >>> isinstance(b‘abc‘, bytes) True >>> >>> isinstance(b‘abc‘, str) True >>> >>> isinstance(‘abc‘, str) True >>> >>> isinstance(‘abc‘, bytes) True >>> >>> >>> >>> ‘abc‘.startswith(‘ab‘) True >>> >>> b‘abc‘.startswith(‘ab‘.encode()) True >>> >>> b‘abc‘.startswith(‘ab‘) True >>> >>> ‘abc‘.startswith(‘ab‘.encode()) True >>>
Python3
>>> >>> isinstance(b‘abc‘, bytes) True >>> >>> isinstance(b‘abc‘, str) False >>> >>> isinstance(‘abc‘, str) True >>> >>> isinstance(‘abc‘, bytes) False >>> >>> >>> >>> ‘abc‘.startswith(‘ab‘) True >>> >>> b‘abc‘.startswith(‘ab‘.encode()) True >>> >>> b‘abc‘.startswith(‘ab‘) Traceback (most recent call last): File "<pyshell#25>", line 1, in <module> b‘abc‘.startswith(‘ab‘) TypeError: startswith first arg must be bytes or a tuple of bytes, not str >>> >>> ‘abc‘.startswith(‘ab‘.encode()) Traceback (most recent call last): File "<pyshell#27>", line 1, in <module> ‘abc‘.startswith(‘ab‘.encode()) TypeError: startswith first arg must be str or a tuple of str, not bytes >>>
标签：shel mos shell file ack lse ace bytes most
原文地址：https://www.cnblogs.com/moonlight-lin/p/12237146.html
