export.py 文件源码

def _export_graph(graph, saver, checkpoint_path, export_dir,
                  default_graph_signature, named_graph_signatures,
                  exports_to_keep):
  """Exports graph via session_bundle, by creating a Session."""
  with graph.as_default():
    with tf_session.Session('') as session:
      variables.local_variables_initializer()
      data_flow_ops.tables_initializer()
      saver.restore(session, checkpoint_path)

      export = exporter.Exporter(saver)
      export.init(init_op=control_flow_ops.group(
          variables.local_variables_initializer(),
          data_flow_ops.tables_initializer()),
                  default_graph_signature=default_graph_signature,
                  named_graph_signatures=named_graph_signatures,
                  assets_collection=ops.get_collection(
                      ops.GraphKeys.ASSET_FILEPATHS))
      return export.export(export_dir, contrib_variables.get_global_step(),
                           session, exports_to_keep=exports_to_keep)