def add_svc_avail_path(path):
 if os.path.exists(path):
  if (path not in AVAIL_SVR_DIRS):
   AVAIL_SVR_DIRS.append(path)
  return True
 return False

def add_svc_avail_path ( path ) : if os . path . exists ( path ) : if ( path not in AVAIL_SVR_DIRS ) : AVAIL_SVR_DIRS . append ( path ) return True return False
add a path that may contain available services .