Git post checkout hook for Python projects

post-checkout

#!/usr/bin/env python

import sys, os, re
from subprocess import check_output

prev_head = sys.argv[1]
new_head = sys.argv[2]
is_branch_checkout = sys.argv[3]

if is_branch_checkout == "0":
        print "post-checkout: This is a file checkout. No .pyc files to remove."
        sys.exit(0)

print ""
print "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
print "~ post-checkout: Deleting all .pyc files... ~"
print "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
print ""

for root, dirs, files in os.walk('.'):
        for filename in files:
                ext = os.path.splitext(filename)[1]
                if ext  == '.pyc':
                        os.unlink(os.path.join(root, filename))