python3 str和bytes转换

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python3 str或bytes转换函数

str或bytes始终返回为str #!/usr/bin/env python # -*- coding: utf-8 -*- def to_str(bytes_or_str): if isinstance(bytes_or_str, bytes): value = bytes_or_str.decode('utf-8') else: value = bytes_or_str return value #Instance of str str或bytes始终返回为bytes #!/usr/bin…

python3 str和bytes转换

bytes object b = b"example" str object s = "example" #str to bytes bytes(s, encoding = "utf8") #bytes to str str(b, encoding = "utf-8") #an alternative method #str to bytes str.encode(s) #bytes to str bytes.decode(b…

python（61）：str 和 bytes 转换

str 和 bytes 转换 b = b"example" # str object s = "example" # str to bytes bytes(s, encoding = "utf8") # bytes to str str(b, encoding = "utf-8") # an alternative method # str to bytes str.encode(s) # bytes to str bytes…

由time.tzname返回值引发的对str、bytes转换时编码问题实践

Windows 10家庭中文版,Python 3.6.4, 下午复习了一下time模块,熟悉一下其中的各种时间格式的转换:时间戳浮点数.struct_tm.字符串,还算顺利. 可是,测试其中的time.tzname属性时遇到了乱码,如下: >>> import time >>> time.tzname ('ÖÐ¹ú±ê×¼Ê±¼ä', 'ÖÐ¹úÏÄÁîÊ±') 返回了一个元组,可是,乱码怎么看得懂! 补充:time.tzname A tuple of two stri…

python3 str和bytes之间转换

a bytes-like object is required, not 'str' 碰到这个错误 ,是因为需要是的bytes,不是str bytes -> str: 1 str-> bytes:…

python3 str.encode bytes.decode

str.encode 把字符串编码成字节序列 bytes.decode 把字节序列解码成字符串 https://docs.python.org/3.5/library/stdtypes.html str.encode(encoding=”utf-8”, errors=”strict”) Return an encoded version of the string as a bytes object. Default encoding is 'utf-8'. errors may be give…