git_post_checkout_hook.py

#!/usr/bin/env python
# vim:fileencoding=utf-8

__license__ = 'GPL v3'
__copyright__ = '2013, Kovid Goyal <kovid at kovidgoyal.net>'

import os, subprocess, sys

prev_rev, current_rev, flags = [x.decode('utf-8') if isinstance(x, bytes) else x for x in sys.argv[1:]]


def get_branch_name(rev):
    return subprocess.check_output(['git', 'name-rev', '--name-only', rev]).decode('utf-8').strip()


base = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
os.chdir(base)

if flags == '1':  # A branch checkout
    prev_branch, cur_branch = list(map(get_branch_name, (prev_rev, current_rev)))

    subprocess.check_call(['./setup.py', 'gui', '--summary'])

    # Remove .pyc files as some of them might have been orphaned
    for dirpath, dirnames, filenames in os.walk('.'):
        for f in filenames:
            fpath = os.path.join(dirpath, f)
            if f.endswith('.pyc') and '/chroot/' not in fpath:
                os.remove(fpath)