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Set x_ref_preprocessed=True during legacy loading (v0.10.5 patch) #732

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merged 3 commits into from
Jan 25, 2023
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Set x_ref_preprocessed=True during legacy loading (v0.10.5 patch) #732

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cbd44ba
Set x_ref_preprocessed=True during legacy loading
ascillitoe Jan 25, 2023
f481681
Ensure preprocess_x_ref setting is retained
ascillitoe Jan 25, 2023
2a7b9f0
Update CHANGELOG.md
ascillitoe Jan 25, 2023
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9 changes: 9 additions & 0 deletions alibi_detect/saving/tensorflow/_loading.py
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Expand Up @@ -233,6 +233,15 @@ def load_detector_legacy(filepath: Union[str, os.PathLike], suffix: str, **kwarg
# load outlier detector specific parameters
state_dict = dill.load(open(filepath.joinpath(detector_name + suffix), 'rb'))

# Update the drift detector preprocess kwargs if state_dict is from an old alibi-detect version (<v0.10).
# See https://github.com/SeldonIO/alibi-detect/pull/732
if 'kwargs' in state_dict and 'other' in state_dict: # A drift detector if both of these exist
if 'x_ref_preprocessed' not in state_dict['kwargs']: # if already exists then must have been saved w/ >=v0.10
# Set x_ref_preprocessed to True
state_dict['kwargs']['x_ref_preprocessed'] = True
# Move `preprocess_x_ref` from `other` to `kwargs`
state_dict['kwargs']['preprocess_x_ref'] = state_dict['other']['preprocess_x_ref']

# initialize detector
model_dir = filepath.joinpath('model')
detector: Optional[Detector] = None # to avoid mypy errors
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