Python基础 (tab自动补全)

vim ~/.pythonstartup     #添加如下
#!/usr/bin/python 
import sys
import readline
import rlcompleter
import atexit
import os
# tab completion 
readline.parse_and_bind(‘tab: complete‘)
# history file 
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

echo ‘export PYTHONSTARTUP="/root/.pythonstartup"‘  >> ~/.bashrc
source ~/.bashrc                      

[root@python ~]# python
Python 2.7.11 (default, Mar 29 2016, 23:35:44) 
[GCC 4.4.7 20120313 (Red Hat 4.4.7-16)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import os
>>> os.t                            #tab可以补全
os.tcgetpgrp(  os.tcsetpgrp(  os.tempnam(    os.times(      os.tmpfile(    os.tmpnam(     os.ttyname(