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Build a serving_input_receiver_fn expecting fed tf.Examples.

Used in the notebooks

Used in the guide Used in the tutorials

Creates a serving_input_receiver_fn that expects a serialized tf.Example fed into a string placeholder. The function parses the tf.Example according to the provided feature_spec, and returns all parsed Tensors as features.

feature_spec a dict of string to VarLenFeature/FixedLenFeature.
default_batch_size the number of query examples expected per batch. Leave unset for variable batch size (recommended).

A serving_input_receiver_fn suitable for use in serving.