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Pandas BUG: Rolling.mean downcasts extension dtypes
2025-02-08 22:07:47
2701
Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...
Pandas GroupBy nth with Categorical, NA Data and dropna
2025-02-08 22:07:43
2401
The nth method of GroupBy objects can accept a dropna keyword, but it doesn't handle Categorical data appropriately. For...
Pandas TST some tests in pandas/tests/io/json/test_readlines.py aren't being tested
2025-02-08 22:07:38
4053
We can see from the coverage report that they're not being run:https://app.codecov.io/gh/pandas-dev/pandas/blob/main/pan...
Pandas BUG: NumericIndex should not support float16 dtype
2025-02-08 22:07:35
949
Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...
Pandas BUG: Incorrect index with groupby and groupby.agg when observed=False using categorical columns with/without as_index=False
2025-02-08 22:07:32
6946
Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...
Pandas DOC: Downcasting neither warned against nor discussed
2025-02-08 22:07:27
1900
Pandas version checks[X] I have checked that the issue still exists on the latest versions of the docs on main hereLocat...
Pandas Duplicate --- Suggestion
2025-02-08 22:07:22
524
Add functinality to reference "False" item.example:bool_series = df.duplicated(keep='first', reference=yes)DogCatDogoutp...
Pandas BUG: Nullable integer type ("Int64") lost after summing along columns-index [df.sum(axis=1)
2025-02-08 22:07:18
4991
Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...
Pandas BUG: Excel merge cell does not handle empty strings correctly
2025-02-08 22:07:12
3950
Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...
Pandas BUG: RuntimeWarning when using .to_csv with NAN on latest numpy>=1.24
2025-02-08 22:07:03
3493
Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...
Pandas CI: pyarrow 10 broke our ci
2025-02-08 22:06:35
842
Some pyarrow tests were failing. Additionally this caused some weird Matplotlib behavior that pulled a really old versio...
Pandas pd.where OverflowError with large numbers
2025-02-08 22:06:31
6738
Code Sample, a copy-pastable example if possibleimport pandas as pdimport numpy as npdf = pd.DataFrame([[1.0, 2e25],[np....
Pandas STYLE pre-commit check to ensure that test functions name starts with test
2025-02-08 22:06:25
906
In https://github.com/pandas-dev/pandas/issues/50378, I found a test which isn't run in CI because its name doesn't star...
Pandas DEPR: Unnecessary kwargs in groupby ops
2025-02-08 22:06:21
219
Some groupby ops have args and/or kwargs unnecessarily.cummaxcummincumsumcumprodtakeskewThese should be deprecated. For ...
Pandas TYP: Numpy 1.23 typing issues
2025-02-08 22:06:16
1477
The following issues are caused by numpy 1.23pandas/_typing.py:70: error: Name "npt._ArrayLikeInt_co" is not d...
Pandas BUG: pd.DateOffset only handles milliseconds keyword argument if other keyword args are shorter than day/days
2025-02-08 22:06:12
6658
Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...
Pandas BUG guess_Datetime_format doesn't guess 27.03.2003 14:55:00.000
2025-02-08 22:06:06
869
----> 1 guess_datetime_format('27.03.2003 14:55:00.000')File ~/pandas-dev/pandas/_libs/tslibs/parsing.pyx:967, in pan...
Pandas CLN remove _assert_not_frame_equal_both?
2025-02-08 22:06:01
693
Doesn't look like this is used anywherehttps://github.com/pandas-dev/pandas/blob/07b363ea8eee184df30b54bfae9acd04511e1cd...
Pandas DOC: Docs for MultiIndex.drop() are missing
2025-02-08 22:05:55
428
Pandas version checks[X] I have checked that the issue still exists on the latest versions of the docs on main hereLocat...
Pandas Dataframe Groupby value_counts with bins parameter
2025-02-08 22:05:50
4936
Found on Stack Overflow post heredf=pd.DataFrame([[0,0],[1,100],[0,100],[2,0],[3,100],[4,100],[4,100],[4,100],[1,100],[3...
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