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added __getstate__ method #228

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Merged
merged 4 commits into from
Jan 6, 2021
Merged

added __getstate__ method #228

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6851228
added __getstate__ method
Nov 22, 2020
0c46ff1
fixed lint issues
Nov 22, 2020
d782be3
replaced try except with getattr
Nov 22, 2020
3121066
Merge branch 'master' of https://github.com/scikit-learn-contrib/skle…
Nov 22, 2020
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13 changes: 13 additions & 0 deletions sklearn_pandas/dataframe_mapper.py
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Original file line number Diff line number Diff line change
Expand Up @@ -166,6 +166,19 @@ def __setstate__(self, state):
self.built_default = state.get('built_default', self.default)
self.transformed_names_ = state.get('transformed_names_', [])

def __getstate__(self):
state = super().__getstate__()
state['features'] = self.features
state['sparse'] = self.sparse
state['default'] = self.default
state['df_out'] = self.df_out
state['input_df'] = self.input_df
state['drop_cols'] = self.drop_cols
state['build_features'] = getattr(self, 'built_features', None)
state['built_default'] = self.built_default
state['transformed_names_'] = self.transformed_names_
return state

def _get_col_subset(self, X, cols, input_df=False):
"""
Get a subset of columns from the given table X.
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