parameters: (self, err)
return_statement: return isinstance(err, ConnectTimeoutError)
docstring: Errors when we're fairly sure that the server did not receive the
          request, so it should be safe to retry.
docstring_summary: Errors when we're fairly sure that the server did not receive the
          request, so it should be safe to retry.
docstring_tokens: Errors when we re fairly sure that the server did not receive the request so it should be safe to retry .
function: def _is_connection_error(self, err):
          """ Errors when we're fairly sure that the server did not receive the
          request, so it should be safe to retry.
          """
          return isinstance(err, ConnectTimeoutError)
function_tokens: def _is_connection_error ( self , err ) : return isinstance ( err , ConnectTimeoutError )