def getLabel(self,obj_pk):
rwlabel = get_collection("rwlabel")
label = rwlabel.find_one({"obj_id":obj_pk})
if label:
return label
else:
return None
def deleteLabel(self,obj_pk):
rwlabel = get_collection("rwlabel")
if rwlabel.remove({"obj_id":obj_pk}):
return True
else:
return False
def saveLabel(self,label):
rwlabel = get_collection("rwlabel")
if rwlabel.save(label):
return True
else:
return False
