我正在尝试使用flask mongoAlchemy为下面的模式做post请求
class Sensors(db.Document):
sensorName = db.StringField()
sensorStatus = db.StringField()
class Camera(db.Document):
cameraName = db.StringField()
cameraStatus = db.StringField()
class Checkpoints(db.Document):
checkPointName = db.StringField()
class Gateway(db.Document):
sensors = db.ListField(db.DocumentField(Sensors), db_field='sensors')
camera = db.ListField(db.DocumentField(Camera), db_field='camera')
checkpoints = db.ListField(db.DocumentField(Checkpoints), db_field='checkpoints')
在schema中,Gateway类包含其他三个类的列表
尝试如下所示
@gateway_bp.route('/gateway',methods=['POST'])
def object_book():
request_data = request.get_json()
sensorsList=[]
cameraList=[]
checkList=[]
for sensorObj in request_data['GateWay1']['sensors']:
sensorsList.append(Sensors(sensorName=sensorObj['sensorName'],sensorStatus=sensorObj['sensorStatus']))
gatewayObj=Gateway(sensors=sensorsList)
for cameraObj in request_data['GateWay1']['camera']:
cameraList.append(Camera(cameraName=cameraObj['cameraName'],cameraStatus=cameraObj['cameraStatus']))
gatewayObj=Gateway(camera=cameraList)
for checkListObj in request_data['GateWay1']['checkpoints']:
checkList.append(Checkpoints(checkPointName=checkListObj['checkPointName']))
gatewayObj=Gateway(checkpoints=checkList)
gatewayObj.save()
return 'Saved :)'
获取错误已发生
mongoalchemy.exceptions.MissingValueException
MissingValueException: sensors
样本有效载荷
{
"GateWay1": {
"sensors": [{
"sensorName": "s1",
"sensorStatus": "green "
}, {
"sensorName": "s2",
"sensorStatus": "red "
}],
"camera": [{
"cameraName": "cam1",
"cameraStatus": "live"
}, {
"cameraName": "cam2",
"cameraStatus": "live"
}],
"checkpoints": [{
"checkPointName": "chk1"
}, {
"checkPointName": "chk2"
}]
}
}
请帮助使用mongoAlchemy在mongodb中保存上述json,请指出一些示例repo,在那里我可以了解更多关于mongoAlchemy的信息
目前没有回答
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