如何解决这个关键错误？

Question

        header = {'Content-Type': 'application/x-www-form-urlencoded'}
        url = 'https://tk9k0fkvyj.execute-api.us-east-2.amazonaws.com/default/top20-predictor'
 
        # make POST request and load response
        r = requests.post(url, params=input_json, headers=header).json()['body']
        result = json.loads(r)
 
        # render the html template sending the variables
        return render_template("score.html", score=result['score'], proba=result['proba'])
 
KeyError: 'body'

Please let me know the correct code for this or how to deubg..

Answer 1

instead of using

r = requests.post(url, params=input_json, headers=header).json()['body']

use only

r = requests.post(url, params=input_json, headers=header).json()

you are getting error coz there is no any "body" key in r...