Python实现TAB键自动补全功能的简易教程
最编程
2024-01-15 18:01:50
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{大神请忽略}
默认情况下python命令行下是不支持命令补全功能的,用的时候总是得百度,所以索性在博客简单记录一下,方便下次使用.
一、创建tab.py脚本
1.1 创建脚本tab.py
#!/usr/bin/env python
import sys
import readline
import rlcompleter
import atexit
import os
readline.parse_and_bind('tab: complete')
histfile = os.path.join(os.environ['HOME'], '.pythonhistory')
try:
readline.read_history_file(histfile)
except IOError:
pass
atexit.register(readline.write_history_file,histfile)
del os, histfile, readline, rlcompleter
二、安装tab.py脚本
2.1 进入python查看python的安装路径
2.2 复制/剪切tab.py
到安装目录下
一般我们会将这一类代码放在/usr/local/lib/python2.7/dist-packages
目录下.
cp tab.py /usr/lib/python2.7/dist-packages/
三、测试Tab补全
Python 2.7.12 (default, Jul 1 2016, 15:12:24)
[GCC 5.4.0 20160609] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import tab //导入tab模块
>>> pri<tab><tab>
print
>>> print
>>> import sys
>>> sys.<tab><tab>
sys.__class__( sys.exit(
sys.__delattr__( sys.exitfunc(
sys.__dict__ sys.flags
sys.__displayhook__( sys.float_info
sys.__doc__ sys.float_repr_style
sys.__excepthook__( sys.getcheckinterval(
sys.__format__( sys.getdefaultencoding(
sys.__getattribute__( sys.getdlopenflags(
sys.__hash__( sys.getfilesystemencoding(
sys.__init__( sys.getprofile(
sys.__name__ sys.getrecursionlimit(
.....