def updateIndex(self): # Make sure to call this before saving if not using db.put or db.put_async
# could use more than base 16, but don't care that much.
self.index = ['%s:%s:%s' % (self.filename, x, getStrSortableHexNum(self.version)) for x in self.tags]
def getSpecificVersion(cls, filename, tag, version, keys_only=False):
indexKey = '%s:%s:%s' % (filename, tag, getStrSortableHexNum(version))
return cls.all(keys_only=keys_only).filter('index =', indexKey).get()