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tf.train.get_global_step

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Get the global step tensor.

The global step tensor must be an integer variable. We first try to find it in the collection GLOBAL_STEP, or by name global_step:0.

graph The graph to find the global step in. If missing, use default graph.

The global step variable, or None if none was found.

TypeError If the global step tensor has a non-integer type, or if it is not a Variable.