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Error: inputs' should be zero or more (nested) Tensors. Received 'None' with type '<class 'NoneType'>' #724

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flynhigher opened this issue Jul 4, 2024 · 0 comments

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@flynhigher
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flynhigher commented Jul 4, 2024

Getting below error when trying Quickstart example.

File "/Users/terry/Documents/project/recommender/recommenders/collab_filtering_movie.py", line 222, in
model.evaluate(cached_test, return_dict=True)
File "/Users/terry/Documents/project/recommender/recommenders/.venv/lib/python3.12/site-packages/keras/src/utils/traceback_utils.py", line 122, in error_handler
raise e.with_traceback(filtered_tb) from None
File "/Users/terry/Documents/project/recommender/recommenders/tensorflow_recommenders/models/base.py", line 90, in test_step
loss = self.compute_loss(inputs, training=False)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/terry/Documents/project/recommender/recommenders/collab_filtering_movie.py", line 136, in compute_loss
return self.task(user_embeddings, positive_movie_embeddings)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/terry/Documents/project/recommender/recommenders/tensorflow_recommenders/tasks/retrieval.py", line 198, in call
metric.update_state(
File "/Users/terry/Documents/project/recommender/recommenders/tensorflow_recommenders/metrics/factorized_top_k.py", line 194, in update_state
return tf.group(update_ops)
^^^^^^^^^^^^^^^^^^^^
TypeError: Exception encountered when calling Retrieval.call().

'inputs' should be zero or more (nested) Tensors. Received 'None' with type '<class 'NoneType'>'.


OSX 14.2.1
python 3.12
tensorflow 2.16.2
tensorflow-recommenders 0.7.3
tensorflow-datasets 4.9.6
keras 3.4.1

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