Luo Cheng

开始翻译 [library/exceptions](https://github.com/python/python-docs-zh-cn/blob/3.7/library/exceptions.po)

开始翻译 [library/string](https://github.com/python/python-docs-zh-cn/blob/3.7/library/string.po)

开始翻译 [library/difflib](https://github.com/python/python-docs-zh-cn/blob/3.7/library/difflib.po)

开始翻译 [library/textwrap](https://github.com/python/python-docs-zh-cn/blob/3.7/library/textwrap.po)

开始翻译 [library/stringprep](https://github.com/python/python-docs-zh-cn/blob/3.7/library/stringprep.po)

开始翻译 [library/readline](https://github.com/python/python-docs-zh-cn/blob/3.7/library/readline.po)

开始翻译 [library/struct](https://github.com/python/python-docs-zh-cn/blob/3.7/library/struct.po)

开始翻译 [library/codecs](https://github.com/python/python-docs-zh-cn/blob/3.7/library/codecs.po)

开始翻译 [library/datetime](https://github.com/python/python-docs-zh-cn/blob/3.7/library/datetime.po) 233条未翻译

[library/heapq](https://github.com/python/python-docs-zh-cn/blob/3.8/library/heapq.po) 36条未翻译