执行run_tests报错，请问怎么解决？

[dickyxiao]

报错内容：
“””
Traceback (most recent call last):
File "F:\Python脚本\pyrequest\interface\add_event_test.py", line 24, in test_add_event_all_null
self.result = r.json()
File "D:\python\lib\site-packages\requests\models.py", line 866, in json
return complexjson.loads(self.text, **kwargs)
File "D:\python\lib\json_init_.py", line 354, in loads
return _default_decoder.decode(s)
File "D:\python\lib\json\decoder.py", line 339, in decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "D:\python\lib\json\decoder.py", line 357, in raw_decode
raise JSONDecodeError("Expecting value", s, err.value) from None
json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)
“””
可能是json解析问题？

[defnngj]

接口返回的数据不是json格式，用r.text查看。

r = requests....
print(r.text)