pythonrc

# ~/.pythonrc
# https://gist.github.com/GabLeRoux/8584525
# https://github.com/tony/.dot-config/blob/master/.pythonrc
# enable syntax completion
from __future__ import print_function

import sys
if sys.version_info < (3, 4):
    # Activation of rlcompleter and history is automatic since v3.4
    # https://docs.python.org/3/library/site.html#readline-configuration
    import atexit
    import os

    try:
        import readline
    except ImportError:
        print("Module readline not available.")
    else:
        import rlcompleter
        readline.parse_and_bind("tab: complete")

    # History
    history_path = os.path.expanduser("~/.python_history")


    def save_history(history_path=history_path):
        import readline
        readline.write_history_file(history_path)

    if os.path.exists(history_path):
        readline.read_history_file(history_path)

    atexit.register(save_history)

    # anything not deleted (sys and os) will remain in the interpreter session
    del atexit, readline, rlcompleter, save_history, history_path