tf.keras.backend.image_data_format

Returns the default image data format convention.

Returns
A string, either 'channels_first' or 'channels_last'

Example:

tf.keras.backend.image_data_format()
'channels_last'

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Code samples licensed under the Apache 2.0 License.
https://www.tensorflow.org/versions/r2.4/api_docs/python/tf/keras/backend/image_data_format