notebooks/official/explainable_ai/gapic-custom_tabular_regression_batch_explain.ipynb doesn't install tensorflow

[ivanmkc]

Step #3: / [0 files][    0.0 B/135.8 KiB]                                                
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Step #3: Operation completed over 1 objects/135.8 KiB.                                    
Step #3: Uploaded output to: gs://cloud-build-notebooks-presubmit/executed_notebooks/PR_120/BUILD_831c33e0-bc70-4cd3-a3cf-a6d3e9b3c4ae/gapic-custom_tabular_regression_batch_explain.ipynb
Step #3: Traceback (most recent call last):
Step #3:   File "/workspace/.cloud-build/execute_notebook_cli.py", line 34, in <module>
Step #3:     ExecuteNotebook.execute_notebook(
Step #3:   File "/workspace/.cloud-build/ExecuteNotebook.py", line 84, in execute_notebook
Step #3:     raise execution_exception
Step #3:   File "/workspace/.cloud-build/ExecuteNotebook.py", line 53, in execute_notebook
Step #3:     pm.execute_notebook(
Step #3:   File "/builder/home/.local/lib/python3.9/site-packages/papermill/execute.py", line 122, in execute_notebook
Step #3:     raise_for_execution_errors(nb, output_path)
Step #3:   File "/builder/home/.local/lib/python3.9/site-packages/papermill/execute.py", line 234, in raise_for_execution_errors
Step #3:     raise error
Step #3: papermill.exceptions.PapermillExecutionError: 
Step #3: ---------------------------------------------------------------------------
Step #3: Exception encountered at "In [33]":
Step #3: ---------------------------------------------------------------------------
Step #3: ModuleNotFoundError                       Traceback (most recent call last)
Step #3: /tmp/ipykernel_15/818968412.py in <module>
Step #3: ----> 1 import tensorflow as tf
Step #3:       2 
Step #3:       3 model = tf.keras.models.load_model(MODEL_DIR)
Step #3: 
Step #3: ModuleNotFoundError: No module named 'tensorflow'
Step #3: 
Finished Step #3
ERROR
ERROR: build step 3 "gcr.io/cloud-devrel-public-resources/python-samples-testing-docker:latest" failed: step exited with non-zero status: 1

Logs: https://console.cloud.google.com/cloud-build/builds/a09a6f51-c0f9-473d-9233-929a8bb0ccda?project=1012616486416

[andrewferlitsch]

missing install of TF for testing was added.