code: def get_http_info_with_retriever(self, request, retriever=None):
          
          if retriever is None:
              retriever = self.get_form_data
  
          urlparts = urlparse.urlsplit(request.url)
  
          try:
              data = retriever(request)
          except ClientDisconnected:
              data = {}
  
          return {
              'url': '%s://%s%s' % (urlparts.scheme, urlparts.netloc, urlparts.path),
              'query_string': urlparts.query,
              'method': request.method,
              'data': data,
              'headers': dict(get_headers(request.environ)),
              'env': dict(get_environ(request.environ)),
          }
docs: Exact method for getting http_info but with form data work around.