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3,630 Open 23,684 Closed
3,630 Open 23,684 Closed
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Issues list

ENH: The method of obtaining a certain cell or slice of the dataframe is confusing and unclear Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61232 opened Apr 4, 2025 by zyy37
1 of 3 tasks
BUG: PyArrow timestamp type does not work with map() function Bug Needs Triage Issue that has not been reviewed by a pandas team member
#61231 opened Apr 4, 2025 by dbalabka
3 tasks done
ENH: The row and column indexing mechanism of your dataframe is inefficient, leading to errors and unnecessary time consumption Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61230 opened Apr 4, 2025 by zyy37
1 of 3 tasks
BUG: setting item to iterable with .at fails when column doesn't exist or has wrong dtype Bug Needs Triage Issue that has not been reviewed by a pandas team member
#61223 opened Apr 3, 2025 by jbogar
2 of 3 tasks
1
BUG: Index name lost when using "resample" with pyarrow dtypes Arrow pyarrow functionality Bug Resample resample method
#61222 opened Apr 3, 2025 by mthiboust
2 of 3 tasks
1
2
BUG: Exception with unstack(sort=False) and NA in index Bug ExtensionArray Extending pandas with custom dtypes or arrays. Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#61221 opened Apr 3, 2025 by jlumpe
2 of 3 tasks
1
2
QST: Should the absence of tzdata package affect the performance in any way ? Needs Info Clarification about behavior needed to assess issue Usage Question
#61218 opened Apr 2, 2025 by sdg002
2 tasks done
2
ENH: Add ignore_empty and ignore_all_na arguments to pd.concat Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61210 opened Apr 1, 2025 by sergei3000
1 of 3 tasks
@gsmll
2
ENH: Consistent NA handling in unique(), and nunique() Enhancement Needs Triage Issue that has not been reviewed by a pandas team member
#61209 opened Mar 31, 2025 by olek-osikowicz
1 of 3 tasks
@HoqueUM
2
BUG: OverflowError when fillna on DataFrame with a pd.Timestamp Bug Error Reporting Incorrect or improved errors from pandas Timestamp pd.Timestamp and associated methods
#61208 opened Mar 31, 2025 by thecurve8
3 tasks done
2
@PedroM4rques
2
BUG: round on object columns no longer raises a TypeError Bug Error Reporting Incorrect or improved errors from pandas Needs Triage Issue that has not been reviewed by a pandas team member Numeric Operations Arithmetic, Comparison, and Logical operations Regression Functionality that used to work in a prior pandas version
#61206 opened Mar 31, 2025 by MT407
2 of 3 tasks
2.3
2
BUG: DataFrame.min with skipna=True raises TypeError when column contains np.nan and datetime.date Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Reduction Operations sum, mean, min, max, etc.
#61204 opened Mar 31, 2025 by tanjt107
3 tasks done
@MayurKishorKumar @Mohit-Kundu
2
ENH: adding a filter (and bold) to header when writing to excel Enhancement IO Excel read_excel, to_excel
#61194 opened Mar 28, 2025 by simonaubertbd
1 of 3 tasks
@janeq6
4
BUG: Boolean selection edge case. Bug Indexing Related to indexing on series/frames, not to indexes themselves Needs Discussion Requires discussion from core team before further action
#61191 opened Mar 27, 2025 by ptth222
2 of 3 tasks
2
BUG: date comparison fails when series is all pd.NaT values Bug Datetime Datetime data dtype good first issue
#61188 opened Mar 27, 2025 by imrehg
3 tasks done
1
@MayurKishorKumar @Mohit-Kundu
2
BUG: engine calamine lost 0 when read_excel from vlookup cell Bug IO Excel read_excel, to_excel
#61186 opened Mar 27, 2025 by ryjfgjl
2 of 3 tasks
3
BUG: Performance issue with fillna() after merging DataFrames Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Needs Info Clarification about behavior needed to assess issue Performance Memory or execution speed performance
#61180 opened Mar 26, 2025 by sjfakharian
2 of 3 tasks
2
BUG: Inconsistency when converting week PeriodIndex into DatetimeIndex with astype("datetime64[ns]") Bug Needs Triage Issue that has not been reviewed by a pandas team member
#61177 opened Mar 25, 2025 by dbalabka
3 tasks done
3
BUG: pd.read_csv() on empty files should give an empty dataframe pd.DataFrame() Bug Closing Candidate May be closeable, needs more eyeballs IO CSV read_csv, to_csv
#61172 opened Mar 24, 2025 by xuancong84
3 tasks done
1
@MartinBraquet
4
BUG: DataFrame.dtypes.to_json OverflowError: Maximum recursion level reached Bug IO JSON read_json, to_json, json_normalize
#61170 opened Mar 23, 2025 by Aliebc
3 tasks done
1
@GalkaKG
2
ENH: Enable nsmallest/nlargest on object dtype Enhancement Filters e.g. head, tail, nth Sorting e.g. sort_index, sort_values
#61166 opened Mar 22, 2025 by Gri72
@RutujaGhodake
20
ENH: merge_asof threshold minimum Enhancement Needs Discussion Requires discussion from core team before further action Needs Info Clarification about behavior needed to assess issue Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#61164 opened Mar 21, 2025 by Lituchy
1 of 3 tasks
6
BUG: fails to plot 2 plots with secondary y axis when index type is PeriodIndex and plot kinds are different Bug Visualization plotting
#61161 opened Mar 21, 2025 by Ev2geny
2 of 3 tasks
1
3
ENH: Accept no fields for groupby by Enhancement Groupby Needs Discussion Requires discussion from core team before further action
#61160 opened Mar 21, 2025 by simonaubertbd
1 of 3 tasks
1
@udit710
10
BUILD: Cython.Compiler.Errors: 'free_threading_config.pxi' not found Build Library building on various platforms
#61156 opened Mar 20, 2025 by yohplala
1 task done
1
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