message: CLN: remove redundant if...else
diff: @@ -2904,11 +2904,8 @@ class Function(object):
  session != self._session):
  self._make_callable(feed_arrays, feed_symbols, symbol_vals, session)
  - if self.run_metadata:
  fetched = self._callable_fn(*array_vals,
  run_metadata=self.run_metadata)
  - else:
  - fetched = self._callable_fn(*array_vals)
  return fetched[:len(self.outputs)]
  