def env_updated_handler()

in source/ext/create_cname.py [0:0]

• 5 lines of code
• 2 McCabe index (conditional complexity)

def env_updated_handler(app, env):
    if not env.config.cname_url:
        return
    with open('{0}/CNAME'.format(app.outdir), 'w') as f:
        f.write(env.config.cname_url)