Throw a more helpful exception when oauth_consumer_key is missing for OAuth1

[johtso]

Currently you get this very cryptic traceback:

Traceback (most recent call last):
  File "/apps/api/venv/local/lib/python2.7/site-packages/django/core/handlers/base.py", line 111, in get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File "/apps/api/venv/local/lib/python2.7/site-packages/django/views/decorators/csrf.py", line 57, in wrapped_view
    return view_func(*args, **kwargs)
  File "/apps/api/venv/local/lib/python2.7/site-packages/django/views/generic/base.py", line 69, in view
    return self.dispatch(request, *args, **kwargs)
  File "/apps/api/venv/local/lib/python2.7/site-packages/rest_framework/views.py", line 452, in dispatch
    response = self.handle_exception(exc)
  File "/apps/api/venv/local/lib/python2.7/site-packages/rest_framework/views.py", line 449, in dispatch
    response = handler(request, *args, **kwargs)
  File "/apps/api/venv/local/lib/python2.7/site-packages/rest_framework/decorators.py", line 50, in handler
    return func(*args, **kwargs)
  File "/apps/api/code/api/latest/views.py", line 1225, in api_social_auth
    user = request.backend.do_auth(token, details=details, request=request)
  File "/apps/api/venv/local/lib/python2.7/site-packages/social/backends/oauth.py", line 192, in do_auth
    data = self.user_data(access_token)
  File "/apps/api/venv/local/lib/python2.7/site-packages/social/backends/twitter.py", line 37, in user_data
    auth=self.oauth_auth(access_token)
  File "/apps/api/venv/local/lib/python2.7/site-packages/social/backends/base.py", line 228, in get_json
    return self.request(url, *args, **kwargs).json()
  File "/apps/api/venv/local/lib/python2.7/site-packages/social/backends/base.py", line 221, in request
    response = request(method, url, *args, **kwargs)
  File "/apps/api/venv/local/lib/python2.7/site-packages/requests/api.py", line 50, in request
    response = session.request(method=method, url=url, **kwargs)
  File "/apps/api/venv/local/lib/python2.7/site-packages/requests/sessions.py", line 450, in request
    prep = self.prepare_request(req)
  File "/apps/api/venv/local/lib/python2.7/site-packages/requests/sessions.py", line 381, in prepare_request
    hooks=merge_hooks(request.hooks, self.hooks),
  File "/apps/api/venv/local/lib/python2.7/site-packages/requests/models.py", line 308, in prepare
    self.prepare_auth(auth, url)
  File "/apps/api/venv/local/lib/python2.7/site-packages/requests/models.py", line 495, in prepare_auth
    r = auth(self)
  File "/apps/api/venv/local/lib/python2.7/site-packages/requests_oauthlib/oauth1_auth.py", line 87, in __call__
    unicode(r.url), unicode(r.method), None, r.headers)
  File "/apps/api/venv/local/lib/python2.7/site-packages/oauthlib/oauth1/rfc5849/__init__.py", line 293, in sign
    request.oauth_params.append(('oauth_signature', self.get_oauth_signature(request)))
  File "/apps/api/venv/local/lib/python2.7/site-packages/oauthlib/oauth1/rfc5849/__init__.py", line 128, in get_oauth_signature
    uri, headers, body = self._render(request)
  File "/apps/api/venv/local/lib/python2.7/site-packages/oauthlib/oauth1/rfc5849/__init__.py", line 199, in _render
    headers = parameters.prepare_headers(request.oauth_params, request.headers, realm=realm)
  File "/apps/api/venv/local/lib/python2.7/site-packages/oauthlib/oauth1/rfc5849/utils.py", line 31, in wrapper
    return target(params, *args, **kwargs)
  File "/apps/api/venv/local/lib/python2.7/site-packages/oauthlib/oauth1/rfc5849/parameters.py", line 57, in prepare_headers
    escaped_value = utils.escape(value)
  File "/apps/api/venv/local/lib/python2.7/site-packages/oauthlib/oauth1/rfc5849/utils.py", line 56, in escape
    'Got %s of type %s.' % (u, type(u)))
ValueError: Only unicode objects are escapable. Got None of type <type 'NoneType'>.

[omab]

Do you have the complete traceback?

[johtso]

@omab sorry, somehow managed to cut off the last line, updated.

[omab]

That change should get rid of the issue and raise a more simpler exception.

[johtso]

Awesome! 👍