parameters: (request, reason="CSRF Failure.")
return_statement: return HttpResponseForbidden(render(request, '403_csrf.html'))
docstring: Custom view for CSRF failures, required for proper rendering of
          our custom template.
docstring_summary: Custom view for CSRF failures, required for proper rendering of
          our custom template.
docstring_tokens: Custom view for CSRF failures required for proper rendering of our custom template .
function: def csrf_failure(request, reason="CSRF Failure."):
      '''
          Custom view for CSRF failures, required for proper rendering of
          our custom template.
      '''
      return HttpResponseForbidden(render(request, '403_csrf.html'))
function_tokens: def csrf_failure ( request , reason = "CSRF Failure." ) : return HttpResponseForbidden ( render ( request , '403_csrf.html' ) )