C:\ProgramData\Anaconda3\envs\tensorflow\lib\site-packages\ipykernel_launcher.py:47: DeprecationWarning: elementwise == comparison failed; this will raise an error in the future.
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AttributeError                            Traceback (most recent call last)
<ipython-input-32-96352d590f17> in <module>()
      1 #Performance before any optimization¶
----> 2 print_test_accuracy()

<ipython-input-31-6b5399d8c044> in print_test_accuracy(show_example_errors, show_confusion_matrix)
     49     # Calculate the number of correctly classified images.
     50     # When summing a boolean array, False means 0 and True means 1.
---> 51     correct_sum = correct.sum()
     52
     53     # Classification accuracy is the number of correctly classified

AttributeError: 'bool' object has no attribute 'sum'