Pandas read_html docs inconsistent with behaviour if lxml not installed

Code Sample, a copy-pastable example if possible>>> dfs = pd.read_html('<table><tr><td>1</...

Pandas BUG:

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

Pandas STYLE replace isort with ruff?

ruff claims to be able to replace isortIs it true?Anyone want to give this a go?Files to modify would be:https://github....

Pandas API: ExtensionArrays and conversion to "native" types (eg in tolist, to_dict, iteration, ..)

We try to consistently return python objects (instead of numpy scalars) in certain functions like tolist, to_dict, itert...

Pandas BUG: Groupby drops NA even though dropna=False with categorical dtype

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

Pandas BUG: sparse.to_coo() with categorical multiindex gives iterators.c:185: bad argument to internal function

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

Pandas API: add ignore_index keyword to dropna() and other similar functions

Code SampleBeforedf = pd.DataFrame({'A': [0, pd.NA, 1]})df.dropna().reset_index(drop=True)Afterdf = pd.DataFrame({'A': [...

Pandas API: any/all logical operation for datetime-like dtypes

In my attempt to enable DataFrame reductions for ExtensionArrays (and at the same time cleaning up DataFrame._reduce a b...

Pandas Numpy 'inf' values cause pandas.cut to fail

Code Sample, a copy-pastable example if possibleimport pandas as pdfoo = pd.Series([1, 2, 3,])bar = pd.Series([1, 2, 0])...

Pandas qcut does not handle infinite values correctly

Calling qcut with infinite values in a pandas Series should be a well-defined operation, but it tends to produce wrong r...

Pandas WARN read_table with infer_datetime_format doesn't show FutureWarning

Runningimport pandas as pdimport iotimestamp_format = '%Y-%d-%m %H:%M:%S'date_index = pd.date_range(start='1900', end='2...

Pandas DOC: Broadcasting for binary operators

[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: read_csv does not comply with the to_csv format (no support of df.columns.names)

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

Pandas BUG: NumPy 1.23.2 may not yet support Python 3.11

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

Pandas BUG: build from source does not work anymore ("No section: 'versioneer')

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

Pandas No way with to_json to write only date out of datetime

Code Sample, a copy-pastable example if possibleIn [2]: pd.Series(pd.to_datetime(['2017-03-15'])).to_csv()Out[2]: '0,201...

Pandas Nightly builds failing since 1/20/2023

From slack discussion with @lithomas1 :Due to tests we do with pandas-stubs, I found out that our nightly builds are not...

Pandas BUG: DataFrame.append seems to be sorting columns even when sort=False

[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: objects not converted in DataFrame.convert_dtypes() on empty DataFrame

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

Pandas API/BUG: Behaviour of NA in BooleanArray pow operation

For IntegerArray, we have some special-case behaviour for NAs in pow operation. For example, 1 ** NA == 1 and not NA as ...
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