$ cat .pythonstartup

# cat ~/.pythonstartup

# python startup file

#!/usr/bin/env 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=~/.pythonstartup' >> ~/.bash_profile

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