old_contents: import requests
  
  from allauth.socialaccount.providers.oauth2.views import (
      OAuth2Adapter,
      OAuth2CallbackView,
      OAuth2LoginView,
  )
  
  from .provider import TwitchProvider
  
  
  class TwitchOAuth2Adapter(OAuth2Adapter):
      provider_id = TwitchProvider.id
      access_token_url = 'https://api.twitch.tv/kraken/oauth2/token'
      authorize_url = 'https://api.twitch.tv/kraken/oauth2/authorize'
      profile_url = 'https://api.twitch.tv/kraken/user'
  
      def complete_login(self, request, app, token, **kwargs):
          resp = requests.get(
              self.profile_url,
              params={'oauth_token': token.token,
                      'client_id': app.client_id})
          extra_data = resp.json()
          return self.get_provider().sociallogin_from_response(request,
                                                               extra_data)
  
  
  oauth2_login = OAuth2LoginView.adapter_view(TwitchOAuth2Adapter)
  oauth2_callback = OAuth2CallbackView.adapter_view(TwitchOAuth2Adapter)
  
new_contents: import requests
  
  from allauth.socialaccount.providers.oauth2.client import OAuth2Error
  from allauth.socialaccount.providers.oauth2.views import (
      OAuth2Adapter,
      OAuth2CallbackView,
      OAuth2LoginView,
  )
  
  from .provider import TwitchProvider
  
  
  class TwitchOAuth2Adapter(OAuth2Adapter):
      provider_id = TwitchProvider.id
      access_token_url = 'https://api.twitch.tv/kraken/oauth2/token'
      authorize_url = 'https://api.twitch.tv/kraken/oauth2/authorize'
      profile_url = 'https://api.twitch.tv/kraken/user'
  
      def complete_login(self, request, app, token, **kwargs):
          params = {"oauth_token": token.token, "client_id": app.client_id}
          response = requests.get(self.profile_url, params=params)
  
          data = response.json()
          if response.status_code >= 400:
              error = data.get("error", "")
              message = data.get("message", "")
              raise OAuth2Error("Twitch API Error: %s (%s)" % (error, message))
  
          if "_id" not in data:
              raise OAuth2Error("Invalid data from Twitch API: %r" % (data))
  
          return self.get_provider().sociallogin_from_response(request, data)
  
  
  oauth2_login = OAuth2LoginView.adapter_view(TwitchOAuth2Adapter)
  oauth2_callback = OAuth2CallbackView.adapter_view(TwitchOAuth2Adapter)
  
subject: Add error checking in API response