我正在尝试测试Restful后端。运行代码时,出现以下错误:q = json_data ['q'] TypeError:“ NoneType”对象不可下标
Api.py
from flask import Flask, request
from flask_restful import Resource, Api
from flask_cors import CORS
from job_board_controller import JobBoardController
app = Flask(__name__)
api = Api(app)
CORS(app)
class JobApi(Resource):
def get(self):
json_data = request.get_json()
print(request.args)
q = json_data['q']
l = json_data['l']
ip = json_data['ip']
print(json_data)
jobs = JobBoardController()
jobs_reports = jobs.getJobListings(q, l, ip)
return {'reports': jobs_reports}
api.add_resource(JobApi, '/job_board_api')
if __name__ == '__main__':
app.run(debug=False)
答案 0 :(得分:0)
乍看之下,所返回的请求不包含响应。
发生NoneType
错误是因为您试图访问不是对象而是空变量的变量上的索引q
。
如果我要在代码中定义:
>>> a = None
>>> a['q']
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: 'NoneType' object is not subscriptable
如您所见,我遇到相同的错误。