gistfile1.py

def gunicorn_pid():
    """Gets the PID of a supervisord-managed gunicorn"""
    result = sudo('supervisorctl status %s' % env.proj_name)
    m = re.search(r'pid (?P<pid>\d+)', result)
    if m:
        return m.group('pid') or None
    
def gunicorn_hup():
    """Sends HUP to gunicorn in order to gracefully restart the servers"""
    pid = gunicorn_pid()
    if pid:
        sudo('kill -HUP %s' % pid)