very simple git revision based cache buster

gistfile1.txt

# very simple git revision based cache buster

app = make_app()

def get_git_revision_hash():
    '''
    Get current revision short hash and use as cache buster key.
    '''
    import subprocess
    return subprocess.check_output(['git', 'rev-parse', '--short', 'HEAD'])

git_revision_hash = get_git_revision_hash()
STATIC_ENDPOINTS = [
    'static',
    'shop.static',
]
@app.url_defaults
def static_cache_buster(endpoint, values):
    if endpoint in STATIC_ENDPOINTS:
        values['_v'] = git_revision_hash