.pythonrc.py

#!/usr/bin/env python

"""
Instructions:

- Put this file at ~/.pythonrc.py
- Add `export PYTHONSTARTUP=~/.pythonrc.py` to ~/.bashrc

Source:

- https://github.com/dag/dotfiles/blob/master/python/.pythonrc
- https://github.com/dcramer/dotfiles/blob/master/python/pythonrc.py

"""

import os
import rlcompleter
import readline
import atexit

readline.parse_and_bind('tab: complete')
readline.parse_and_bind('set editing-mode vi')
history = os.path.expanduser("~/.python_history")

if os.path.exists(history):
    try:
        readline.read_history_file(history)
    except IOError:
        print("Failed to read %r: %s" % (history, e))

readline.set_history_length(1024 * 5)

def write_history(history):
    def wrapped():
        import readline
        readline.write_history_file(history)
    return wrapped

atexit.register(write_history(history))