centos7-python: interactive interface tab completion

vi /root/.pythonstartup

import sys
import readline
import rlcompleter
import atexit
import them
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
 



 

[root@localhost ~]# echo "export PYTHONSTARTUP=~/.pythonstartup" >> ~/.bashrc

[root@localhost ~]#  source /root/.bashrc