我正在将我的 django 应用程序从 1.x 移动到 2.2，在运行单元测试时，我收到关于将 None 作为数据发布的错误。在以前的版本中允许发布 None 吗？有没有办法通过RequestFactory发布None？
我不想给出空字符串，因为该字段需要验证
r = RequestFactory()
rr = r.post("some-url",{"name":"sri", "kd_ratio":None})
错误：
File "/usr/local/lib/python3.7/site-packages/django/test/client.py", line 354, in post
post_data = self._encode_data(data, content_type)
File "/usr/local/lib/python3.7/site-packages/django/test/client.py", line 313, in _encode_data
return encode_multipart(BOUNDARY, data)
File "/usr/local/lib/python3.7/site-packages/django/test/client.py", line 197, in encode_multipart
'Cannot encode None as POST data. Did you mean to pass an '
TypeError: Cannot encode None as POST data. Did you mean to pass an empty string or omit the value?