tf.summary.merge_all( key=tf.GraphKeys.SUMMARIES, scope=None, name=None )
See the guide: Upgrade to TensorFlow 1.0 > Upgrading your code manually
Merges all summaries collected in the default graph.
GraphKeyused to collect the summaries. Defaults to
scope: Optional scope used to filter the summary ops, using
If no summaries were collected, returns None. Otherwise returns a scalar
Tensor of type
string containing the serialized
buffer resulting from the merging.
RuntimeError: If called with eager execution enabled.
Not compatible with eager execution. To write TensorBoard
summaries under eager execution, use