@classmethod
  def GetAllTagNamesForKey(cls, key):
    return [k.name() for k in
            cls.all(keys_only=True).filter('keys =', key)]
Returns a list of all tag names for a given db.Key.
dataset/ETHPy150Open google/simian/src/simian/mac/models/base.py/Tag.GetAllTagNamesForKey