[MRG] add sparse_threshold to make_column_transformer#12152
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amueller merged 1 commit intoscikit-learn:masterfrom Sep 25, 2018
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[MRG] add sparse_threshold to make_column_transformer#12152amueller merged 1 commit intoscikit-learn:masterfrom
amueller merged 1 commit intoscikit-learn:masterfrom
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| ct = make_column_transformer(('first', scaler), (['second'], norm), | ||
| n_jobs=3, remainder='drop') | ||
| n_jobs=3, remainder='drop', | ||
| sparse_threshold=0.3) |
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Can you use a different default here? Otherwise the test below is not checking that the correct value is actually passed through (as 0.3 is the default)
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I just pushed it -again - too late?
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yeah, don't worry (we are in a hurry a bit to get a release done).
Already opened a follow-up PR: #12156
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But thanks for the PR!
qinhanmin2014
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Follow-up on scikit-learn#12152 And added comment why transformer_weights is not passed through, see scikit-learn#11183 (review) for more discussion
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Follow-up on #12152 And added comment why transformer_weights is not passed through, see #11183 (review) for more discussion
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…2156) Follow-up on scikit-learn#12152 And added comment why transformer_weights is not passed through, see scikit-learn#11183 (review) for more discussion
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* tag '0.20.0': (77 commits) ColumnTransformer generalization to work on empty lists (scikit-learn#12084) add sparse_threshold to make_columns_transformer (scikit-learn#12152) [MRG] Convert ColumnTransformer input list to numpy array (scikit-learn#12104) Change version to 0.20.0 BUG: check equality instead of identity in check_cv (scikit-learn#12155) [MRG] Fix FutureWarnings in logistic regression examples (scikit-learn#12114) [MRG] Update test_metaestimators to pass y parameter when calling score (scikit-learn#12089) DOC Removed duplicated doc in tree.rst (scikit-learn#11922) [MRG] DOC covariance doctest examples (scikit-learn#12124) typo and formatting fixes in 0.20 doc (scikit-learn#11963) DOC Replaced the deprecated early_stopping parameter with n_iter_no_change. (scikit-learn#12133) [MRG +1] ColumnTransformer: store evaluated function column specifier during fit (scikit-learn#12107) Fix typo (scikit-learn#12126) DOC Typo in OneHotEncoder DOC Update fit_transform docstring of OneHotEncoder (scikit-learn#12117) DOC Removing quotes from variant names. (scikit-learn#12113) DOC BaggingRegressor missing default value for oob_score in docstring (scikit-learn#12108) [MRG] MNT Re-enable PyPy CI (scikit-learn#12039) MNT Only checks warnings on latest depedendencies versions in CI (scikit-learn#12048) TST Ignore warnings in common test to avoid collection errors (scikit-learn#12093) ...
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* releases: (77 commits) ColumnTransformer generalization to work on empty lists (scikit-learn#12084) add sparse_threshold to make_columns_transformer (scikit-learn#12152) [MRG] Convert ColumnTransformer input list to numpy array (scikit-learn#12104) Change version to 0.20.0 BUG: check equality instead of identity in check_cv (scikit-learn#12155) [MRG] Fix FutureWarnings in logistic regression examples (scikit-learn#12114) [MRG] Update test_metaestimators to pass y parameter when calling score (scikit-learn#12089) DOC Removed duplicated doc in tree.rst (scikit-learn#11922) [MRG] DOC covariance doctest examples (scikit-learn#12124) typo and formatting fixes in 0.20 doc (scikit-learn#11963) DOC Replaced the deprecated early_stopping parameter with n_iter_no_change. (scikit-learn#12133) [MRG +1] ColumnTransformer: store evaluated function column specifier during fit (scikit-learn#12107) Fix typo (scikit-learn#12126) DOC Typo in OneHotEncoder DOC Update fit_transform docstring of OneHotEncoder (scikit-learn#12117) DOC Removing quotes from variant names. (scikit-learn#12113) DOC BaggingRegressor missing default value for oob_score in docstring (scikit-learn#12108) [MRG] MNT Re-enable PyPy CI (scikit-learn#12039) MNT Only checks warnings on latest depedendencies versions in CI (scikit-learn#12048) TST Ignore warnings in common test to avoid collection errors (scikit-learn#12093) ...
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* dfsg: (77 commits) ColumnTransformer generalization to work on empty lists (scikit-learn#12084) add sparse_threshold to make_columns_transformer (scikit-learn#12152) [MRG] Convert ColumnTransformer input list to numpy array (scikit-learn#12104) Change version to 0.20.0 BUG: check equality instead of identity in check_cv (scikit-learn#12155) [MRG] Fix FutureWarnings in logistic regression examples (scikit-learn#12114) [MRG] Update test_metaestimators to pass y parameter when calling score (scikit-learn#12089) DOC Removed duplicated doc in tree.rst (scikit-learn#11922) [MRG] DOC covariance doctest examples (scikit-learn#12124) typo and formatting fixes in 0.20 doc (scikit-learn#11963) DOC Replaced the deprecated early_stopping parameter with n_iter_no_change. (scikit-learn#12133) [MRG +1] ColumnTransformer: store evaluated function column specifier during fit (scikit-learn#12107) Fix typo (scikit-learn#12126) DOC Typo in OneHotEncoder DOC Update fit_transform docstring of OneHotEncoder (scikit-learn#12117) DOC Removing quotes from variant names. (scikit-learn#12113) DOC BaggingRegressor missing default value for oob_score in docstring (scikit-learn#12108) [MRG] MNT Re-enable PyPy CI (scikit-learn#12039) MNT Only checks warnings on latest depedendencies versions in CI (scikit-learn#12048) TST Ignore warnings in common test to avoid collection errors (scikit-learn#12093) ...
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As discussed in #12149 sparse_thresold is desired in make_columns_transformer.
This is implemented here
Reference Issues/PRs
Fixes #12149
What does this implement/fix? Explain your changes.
Simply adds the
sparse_thresholdkeyword to themake_column_transformerand searches in the keyword arguments for the keyword. Modifies an existing test to still run.
Any other comments?