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219 Commits

Author SHA1 Message Date
Raf Baluyot 1f5bcaeb39 FIX float16 overflow on accumulator operations in StandardScaler (#13010) 2019-01-26 18:15:18 +01:00
Joris Van den Bossche fce73db57a FIX deprecation handling in OneHotEncoder for categorical_features + handle_unknown='ignore' case (#12923) 2019-01-15 16:34:55 +11:00
Roman Yurchak 684d8a221d MAINT Use set litterals when possible (#12667) 2019-01-06 19:21:45 +08:00
Andreas Mueller 952ef6637a MRG Drop legacy python / remove six dependencies (#12639) 2019-01-03 15:50:05 +02:00
Adrin Jalali 2bd87f6ed8 Remove python < 3.5 from CI (#12746) 2018-12-14 10:53:12 +01:00
Bartosz Michałowski fa98a72dcc MNT Replaced all occurrences of assert_true and assert_false with assert (#12588) 2018-11-28 09:16:26 +08:00
Gabriel Marzinotto 62117f482e Bug with string dtype in OneHotEncoder with handle_unknown='ignore' (#12471) 
* fix decisionTree issue #12259

* merge splitters

* fix decisionTree issue #12259

* merge splitters

* relaunch tests

* fix for ohe string sizes

* reverse tree changes because not done yet

* error with file

* pylinting

* add regression test and check if categories are strings before casting to object

* pylint

* pylint

* another posibility to handle the strings

* pylint

* pylint

* pylint

* add issue reference and explain the test

* handle object case

* update master test

* update master test

* Update _encoders.py

pylint

* Update test_encoders.py

* Update test_encoders.py

* Update _encoders.py

* Update _encoders.py

* fix checking for object type

* fix checking for object type

* fix checking for object type

* fix checking for object type

* fix encoder

* change check encoder

* add note in whats new
 2018-11-18 14:59:07 -05:00
Dillon Gardner 2afee939df FIX incorrect error when OneHotEncoder.transform called prior to fit (#12443) 2018-11-13 09:49:53 +11:00
Hanmin Qin 43e3a02085
MNT Remove unused assert_true imports (#12560) 2018-11-11 11:08:37 +08:00
Yaroslav Halchenko 362cb3bcab TST autoreplace assert_true(...==...) with plain assert (#12547) 2018-11-11 09:05:34 +08:00
Nicolas Hug 042843a2dd FIX YeoJohnson transform lambda bounds (#12522) 2018-11-08 18:57:40 +11:00
jeremiedbb ebe77d6936 modify kbins test using kmeans due to unstable local minimum (#12450) 2018-10-24 13:04:38 +02:00
Andrew Nystrom a5fa7d3e6f [MRG] Fast PolynomialFeatures on CSR matrices (#12197) 2018-10-19 10:55:14 +02:00
bauks a1d0e96791 FIX Increase mean precision for large float32 arrays (#12338) 2018-10-16 09:08:39 +02:00
Joris Van den Bossche 1e7cd7df9d BUG Fix OrdinalEncoder with manually specified categories (#12367) 2018-10-13 21:45:19 +02:00
Andreas Mueller 0f94f2962b
MNT simple deprecations and removals for 0.21 (#12238) 
Part of #11992.
These were all the things that seemed pretty straight-forward. It's actually a bit bulky but should still be easy to review, hopefully.
 2018-10-11 14:56:37 -04:00
Eric Chang bbb0d935f5 [MRG] FIX Update power_transform docstring and add FutureWarning (#12317) 2018-10-10 07:53:26 +02:00
Ekaterina Krivich 4e2e1fac0d ENH Cache class mapping in MultiLabelBinarizer() (#12116) 
Fixes #11680
 2018-10-09 00:24:24 +11:00
Tom Dupré la Tour 3e5777a0bd [MRG] Fast PolynomialFeatures on dense arrays (#12251) 2018-10-03 19:06:07 +02:00
Sam Waterbury 11612fc867 MNT Raise error for duplicate classes when constructing a MultiLabelBinarizer (#12195) 2018-10-02 08:06:58 +08:00
Joris Van den Bossche dfdf605f67 BUG always raise on NaN in OneHotEncoder for object dtype data (#12033) 2018-09-13 14:50:08 +02:00
Andreas Mueller 3a0b009804 don't use nextafter to define eps (#11611) 2018-07-24 11:09:46 +02:00
ZJ Poh adddf00433 [MRG] np.ones -> np.full (#11628) 2018-07-23 09:49:01 +02:00
Giovanni Giuseppe Costa 61547de6b7 ENH KBinsDiscretizer : inverse_transform for ohe encoder (#11505) 2018-07-21 11:57:51 +08:00
Nicolas Hug 2d232acdeb [MRG] Add Yeo-Johnson transform to PowerTransformer (#11520) 2018-07-20 22:32:12 +02:00
Andreas Mueller b9330d96c9 pep8 whoops 2018-07-17 17:00:41 -05:00
Andreas Mueller 8e2c2aa35d
raise DeprecationWarnings and FutureWarnings as errors (#11570) 
Towards #11252.
In the end we'd like to make these errors so we can keep this cleaner in the future.
 2018-07-17 15:31:45 -05:00
Nirvan Anjirbag 61fa3155da [MRG] Add get_feature_names to OneHotEncoder (#10198) 
**Reference Issues/PRs**
Fixes #10181 

**What does this implement/fix? Explain your changes.**
Added function **get_feature_names()** to **CategoricalEncoder** class. This is in `data.py` under `sklearn.preprocessing` 


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 2018-07-16 15:02:49 -05:00
Joel Nothman 7636606f47 Merge branch 'discrete' (#9342) 2018-07-12 10:27:35 +10:00
Hanmin Qin e4089d1ea2 [MRG] ENH Remove ignored_features in KBinsDiscretizer (#11467) 2018-07-11 22:55:28 +02:00
Guillaume Lemaitre a2b56453e2 ENH Passthrough DataFrame in FunctionTransformer (#11043) 2018-07-10 17:48:03 +08:00
Hanmin Qin d1e26155e1 Merge branch 'master' into discrete 2018-07-10 10:02:46 +08:00
Joel Nothman bb719e188c Move _transform_selected helper to base.py 2018-07-10 09:52:25 +10:00
Joel Nothman 40d1f00c82 Merge branch 'master' into discrete 2018-07-10 09:46:03 +10:00
Tom Dupré la Tour 5a61af94e2 [MRG+2] Implement two non-uniform strategies for KBinsDiscretizer (discrete branch) (#11272) 2018-07-10 09:29:56 +10:00
Guillaume Lemaitre f8adfa27ae [MRG] Ignore and pass-through NaNs in RobustScaler and robust_scale (#11308) 2018-07-05 16:34:31 +02:00
Joris Van den Bossche 0b0bd9b369 [MRG] Use hashtable (python sets/dicts) for object dtype data in Encoders (#10209) 2018-07-03 09:51:07 +02:00
Joel Nothman 5a9ce9fe3f CI fix scipy-dev build for good (#11377) 
Also add commit flag [scipy-dev] to run scipy-dev build in Travis, which is very useful in a PR
to make sure that the scipy-dev passes.
 2018-06-28 16:49:51 +02:00
Joris Van den Bossche e93cde5739 FIX OneHot/OrdinalEncoder: correctly coerced dtype of passed categories (#11347) 2018-06-28 09:36:44 +10:00
Lucija Gregov f43dd0e650 ENH Ignore and pass-through NaN values in MaxAbsScaler and maxabs_scale (#11011) 2018-06-23 19:15:01 +10:00
Guillaume Lemaitre c1bc665958 ENH ignore NaNs in PowerTransformer (#11306) 2018-06-22 08:22:24 +10:00
Guillaume Lemaitre 5718466bb5 [MRG] ENH: Ignore NaNs in StandardScaler and scale (#11206) 2018-06-21 15:48:38 +02:00
Joris Van den Bossche 007aa710bd FEA Refactor CategoricalEncoder into OneHotEncoder and OrdinalEncoder (#10523) 
Deprecated some OneHotEncoder behaviour
 2018-06-21 19:27:41 +10:00
Tom Dupré la Tour e86191448b FIX lazy merge 2018-06-14 20:37:05 +02:00
Tom Dupré la Tour e2b6240310 Merge branch 'master' into 9342 
Conflicts:
	sklearn/preprocessing/data.py
	sklearn/preprocessing/tests/test_data.py
 2018-06-14 18:06:29 +02:00
Guillaume Lemaitre a4f8e3d2a2 FIX: enforce consistency between dense and sparse cases in StandardScaler (#11235) 2018-06-14 19:18:39 +10:00
Guillaume Lemaitre 4272bbad0c [MRG] EHN ignore nan in minmax_scale (#11243) 2018-06-12 15:09:16 +02:00
Roman Yurchak e8d8b8eeb0 TST: parametrize unit tests (#11074) 
yield tests are deprecated in pytest and will be removed in pytest 4.0.
They all have been replaced by parametrize.
 2018-06-08 14:59:33 +02:00
Daniel a6028fc059 BUG: Ensure OneHotEncoder outputs sparse matrix with given dtype (#11042) 2018-06-06 10:59:27 +02:00
Joel Nothman f737fe6af3
Merge branch 'master' into discrete 2018-05-30 12:56:45 +10:00