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Issues list

BUG?: using None as replacement value in replace() typically upcasts to object dtype API - Consistency Internal Consistency of API/Behavior Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate replace replace method
#60284 opened Nov 12, 2024 by jorisvandenbossche
2
BUG: df.replace() with list of regex sometimes fails with column of null objects Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate replace replace method
#54399 opened Aug 4, 2023 by zaneselvans
2 of 3 tasks
3
REF/PERF: replace with ArrowEA Arrow pyarrow functionality Performance Memory or execution speed performance replace replace method
#53711 opened Jun 17, 2023 by jbrockmendel
3 tasks done
1
BUG: pd.replace changes dtype when using a dict to replace values even when there are no matches Bug Dtype Conversions Unexpected or buggy dtype conversions replace replace method
#53539 opened Jun 6, 2023 by sergiykhan
3 tasks done
1
@ABizzinotto
4
BUG: pandas.DataFrame.replace silently fails to replace category type columns. Bug Categorical Categorical Data Type Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Regression Functionality that used to work in a prior pandas version replace replace method
#52571 opened Apr 10, 2023 by corynezinstitchfix
2 of 3 tasks
8
BUG: replace inconsistency with np.nan & pd.NA Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate NA - MaskedArrays Related to pd.NA and nullable extension arrays PDEP missing values Issues that would be addressed by the Ice Cream Agreement from the Aug 2023 sprint replace replace method
#51237 opened Feb 8, 2023 by galipremsagar
2 of 3 tasks
1
BUG: Can't I replace Ellipsis in DataFrame.replace like scalar Bug replace replace method
#50373 opened Dec 21, 2022 by jesrael
3 tasks done
1
API: replace casting dtype instead of converting NA value when replacing missing value with another missing value API - Consistency Internal Consistency of API/Behavior Dtype Conversions Unexpected or buggy dtype conversions replace replace method
#49421 opened Oct 31, 2022 by phofl
BUG: Series.replace converts np.nan into pd.NaT implicitly Dtype Conversions Unexpected or buggy dtype conversions Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Regression Functionality that used to work in a prior pandas version replace replace method
#48034 opened Aug 11, 2022 by ng-henry
3 tasks done
8
BUG: AttributeError: 'bool' object has no attribute 'to_numpy' in "mask_missing" method of core/missing.py Bug Constructors Series/DataFrame/Index/pd.array Constructors Regression Functionality that used to work in a prior pandas version replace replace method Subclassing Subclassing pandas objects
#47101 opened May 24, 2022 by rainnnnny
3 tasks done
3
12
DOC: replace() method documentation is not clear for confliciting/overlapping dict-based substitutions Docs replace replace method
#46414 opened Mar 18, 2022 by candalfigomoro
1 task done
1
BUG: Series.replace with to_replace dict and value=None, nonsensical error message Bug Error Reporting Incorrect or improved errors from pandas replace replace method Series Series data structure
#46004 opened Feb 15, 2022 by d-rams
2 of 3 tasks
1
2
BUG: Pandas.DataFrame.str.replace function fails silently for mixed data mixing strings and float/int and replaces with NaN Bug replace replace method Strings String extension data type and string data
#45372 opened Jan 14, 2022 by JulianKlug
3 tasks done
4
BUG: dataframe.replace({np.nan: None}) failed when replaced even number of times Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate replace replace method
#44485 opened Nov 16, 2021 by wchengit
3 tasks done
6
BUG: series.replace(np.nan,..) on categorical series does not replace Categorical Categorical Data Type Deprecate Functionality to remove in pandas Needs Discussion Requires discussion from core team before further action Regression Functionality that used to work in a prior pandas version replace replace method
#40472 opened Mar 16, 2021 by MaximeLaurenty
2 of 3 tasks
1
7
ENH: regex replace capacities are missing from pd.Categorical.replace() Categorical Categorical Data Type Enhancement replace replace method
#38447 opened Dec 13, 2020 by oguzhanogreden
ERR: DataFrame.fillna with non-unique mapping Docs Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate replace replace method
#36608 opened Sep 24, 2020 by dsaxton
3 tasks done
2
ENH: replace method for more time-related type Enhancement Needs Discussion Requires discussion from core team before further action replace replace method
#36592 opened Sep 24, 2020 by GYHHAHA
7
BUG: Different behavior of .replace() method between pandas version 1.0.5 and 1.1.2 Bug Regression Functionality that used to work in a prior pandas version replace replace method
#36522 opened Sep 21, 2020 by shadchin
2 of 3 tasks
3
Refactor pandas.core.generic.NDFrame.to_replace() to appease static type analysis Refactor Internal refactoring of code replace replace method Typing type annotations, mypy/pyright type checking
#34898 opened Jun 20, 2020 by oguzhanogreden
2
ENH: DataFrame.replace does not work with dictionary subclasses Enhancement replace replace method
#34257 opened May 19, 2020 by timgeb
8
API/DEPR: DataFrame/Series.replace is too complex. Deprecate Functionality to remove in pandas Needs Discussion Requires discussion from core team before further action replace replace method
#33302 opened Apr 5, 2020 by simonjayhawkins
6
[FEATURE] Ability to pass regex module flags in DataFrame.replace while regex=True Enhancement replace replace method Strings String extension data type and string data
#32233 opened Feb 25, 2020 by vishnu-dev
2
replace() involving booleans affects integers and floats equal to 0 and 1 Docs replace replace method
#31633 opened Feb 3, 2020 by krassowski
4
Cannot replace all occurences of infs and nans to None with a single df.replace Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate replace replace method
#31414 opened Jan 29, 2020 by dougvj
1
ProTip! Adding no:label will show everything without a label.