the JSON object must be str, not 'bytes'

{ "ErrorDump": "the JSON object must be str, not 'bytes'", "StatusCode": "500" }

        response = clt.do_action_with_exception(request___)
        ## { "ErrorDump": "the JSON object must be str, not 'bytes'", "StatusCode": "500" }
        #        text = json.loads(response) win ok  linux  + .decode('utf-8')  加后 win 依然ok
        text = json.loads(response.decode('utf-8'))

        stsDict = dict().fromkeys(['RequestId', 'uid', 'Expiration', 'SecurityToken', 'StatusCode'])
        stsDict["RequestId"] = text["RequestId"]
        stsDict["uid"] = uid
        stsDict['Expiration'] = text["Credentials"]['Expiration']
        stsDict['SecurityToken'] = text["Credentials"]['SecurityToken']
        stsDict["StatusCode"] = "200"