python linux上交互模式tab自动补全代码

先看效果

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tab.py 代码：

#!/usr/bin env pythonimport sysimport readlineimport rlcompleterimport osimport atexit#tab completionreadline.parse_and_bind('tab: complete')#history filehistfile=os.path.join(os.environ['HOME'],'.pythonhistory')try:        readline.read_history_file(histfile)except IOError:        passatexit.register(readline.write_history_file,histfile)

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