def EntityGroupKind(key):
  return key.path().element(0).type()
Gets an ISO date string for the specified UTC "timestamp".
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/analytics/entity.py/EntityGroupKind--crossover with--dataset/ETHPy150Open viewfinderco/viewfinder/backend/db/client_log.py/ClientLog._IsoDate