Method _enable_trace

tensorflow/python/keras/callbacks.py:1689–1692

(self)

    context.context().summary_step = self._prev_summary_step

  def _enable_trace(self):
    if context.executing_eagerly():
      summary_ops_v2.trace_on(graph=True, profiler=True)
      self._is_tracing = True

  def _log_trace(self):
    """Logs the trace graph to TensorBoard."""