Pandas pd.Timestamp.utctimetuple() raises TypeError on Python 3.8

Hi there,it seems that something changed in python 3.8 that makes pandas.Timestamp.utctimetuple() raise a TypeError inst...

Pandas DataFrame.interpolate() is not equivalent to scipy.interpolate.interp1d

When pandas is used to interpolate data, the results are not the same as what you get from scipy.interpolate.interp1d.Wh...

Pandas BUG: TypeError when mixing extension array dtypes in mask

Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...

Pandas CI latest ipython broke typing

mypy.....................................................................Failed- hook id: mypy- duration: 180.87s- exit ...

Pandas BUG: Wrong Result when subtracting BusinessHour offset

Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...

Pandas BUG: frame.isetitem incorrectly casts Int64 columns to dtype object

Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...

Pandas BUG: groupby.std() casts to float64

[x] I have checked that this issue has not already been reported.[x] I have confirmed this bug exists on the latest vers...

Pandas BUG: Error with std of nullable column obtained from groupby

The error occurs withdf = pd.DataFrame({"A": [2, 1, 1, 1, 2, 2, 1], "B": pd.Series(np.full(7, np.nan...

Pandas BUG: DataFrameGroupBy.value_counts fails with a TimeGrouper

df = pd.DataFrame( { "Timestamp": [ 1565083561, 1565083561 + 86400, ...

Pandas BUG: histogram weights aren't dropped if NaN values in data

Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...

Pandas BUG: DatetimeIndex and Timestamp behave inconsistently with respect to pd.DateOffset

[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exists on the latest vers...

Pandas PERF use regular expression in format_is_iso?

Suggested here: https://github.com/pandas-dev/pandas/pull/50242#discussion_r1057825783Here are the relevant lines of cod...

Pandas BUG: Dataclass Str -> Pandas Object instead of StringDtype

Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...

Pandas BUG: Categorical dtype in MultiIndex levels is lost during set operations (difference, union, intersection,...)

[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exists on the latest vers...

Pandas BUG: mixture of timezone-aware string and timezone-naive datetime treated differently for ISO vs non-ISO paths

Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...

Pandas API: to_datetime inconsistent returning of datetime.datetime

Copying from https://github.com/pandas-dev/pandas/issues/14448#issuecomment-255068330 (as the issue is closed now):In [1...

Pandas BUG: inconsistent None handling for ISO and non-ISO formats

Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...

Pandas BUG: to_datetime with decimal number doesn't fail for %Y%m%d

Pandas version checks[X] I have checked that this issue has not already been reported.[X] I have confirmed this bug exis...

Pandas API: Clarify difference between agg and apply for Series / DataFrame

Currently the use of Series.apply / Series.agg and DataFrame.apply / DataFrame.agg is confusing. In particular, sometime...

Pandas Losing index and sort on merge

I'm almost positive I've filed an issue about this before, but I don't find it. This is a pretty common operation when w...
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