def checking_conference(id_conference):
 conferences = get_memcached(get_key('conferences'))
 if (id_conference in conferences.keys()):
  return True
 return False

def checking_conference ( id_conference ) : conferences = get_memcached ( get_key ( 'conferences' ) ) if ( id_conference in conferences . keys ( ) ) : return True return False
checking for the existence of the conference .