tf.keras.backend.learning_phase

Returns the learning phase flag.

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Compat aliases for migration

tf.compat.v1.keras.backend.learning_phase

tf.keras.backend.learning_phase()

The learning phase flag is a bool tensor (0 = test, 1 = train) to be passed as input to any Keras function that uses a different behavior at train time and test time.

Returns
Learning phase (scalar integer tensor or Python integer).

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https://www.tensorflow.org/versions/r2.3/api_docs/python/tf/keras/backend/learning_phase