Replace x with x_preprocessed in PyTorchClassifier.get_activations

[beat-buesser]

Signed-off-by: Beat Buesser beat.buesser@ie.ibm.com

Description

This pull request replaces x with x_preprocessed in PyTorchClassifier.get_activations for framework=True.

Fixes #1468

Type of change

Please check all relevant options.

• Improvement (non-breaking)
• Bug fix (non-breaking)
• New feature (non-breaking)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

[codecov-commenter]

Codecov Report

Merging #1471 (437f5ad) into dev_1.9.1 (40afe64) will increase coverage by 0.04%.
The diff coverage is 100.00%.

@@              Coverage Diff              @@
##           dev_1.9.1    #1471      +/-   ##
=============================================
+ Coverage      89.88%   89.93%   +0.04%     
=============================================
  Files            244      244              
  Lines          19761    19901     +140     
  Branches        3495     3554      +59     
=============================================
+ Hits           17763    17898     +135     
  Misses          1200     1200              
- Partials         798      803       +5     

Impacted Files	Coverage Δ
art/estimators/classification/pytorch.py	89.28% <100.00%> (+0.08%)	⬆️
art/attacks/evasion/laser_attack/utils.py	84.39% <0.00%> (+1.19%)	⬆️
art/estimators/classification/keras.py	91.30% <0.00%> (+2.89%)	⬆️