Pandas BUG: pyarrow backed series might contains <NA> after comparison

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

Pandas BUG: SparseArray.map allows the fill value to be included in the sparse values

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

Pandas Upstream roperator?

Seems like it should exist somewhere, possibly directly in the stdlib?Also we have a couple of different places in the c...

Pandas BUG: Passing pyarrow string array + dtype to pd.Series throws ArrowInvalidError on 2.0rc

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

Pandas BUG: pd.Timedelta does not accept np.int32, etc.

pd.Timedelta is a great addition, thanks! Is it the intended behavior of pd.Timedelta to only accept np.int64, python in...

Pandas BUG: ExtensionIndex.map doesn't handle na_action correctly

(From master)import pandas as pdidx = pd.to_datetime([&quot;2020-01-01&quot;, None])idx.map(lambda x: pd.Timestamp(&quot...

Pandas Parallel build_ext might fail due to file collisions

Code Sample, a copy-pastable example if possiblepython setup.py build_ext --inplace -j 8Problem descriptionSee some disc...

Pandas to_latex bug for midrule location

There are a lot of other posts (e.g. #14484 #16718 #17959 etc) with bugs in the to_latex() function so this might have a...

Pandas PERF: get_block_type heavy use could benefit performance improvements

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

Pandas BUG: pandas.read_sql_table() returns incorrect data types

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

Pandas I have implemented code with testing. All checks are ok but Doc Build and Upload workflow results error. In log there is nothing to find the root of error.

I have implemented code with testing. All checks are ok but Doc Build and Upload workflow results error. In log there is...

Pandas DEPR: GroupBy.dtypes

df = pd.DataFrame( { &quot;A&quot;: [&quot;foo&quot;, &quot;bar&quot;, &quot;foo&quot;, &quot;bar&quot...

Pandas DOC:/USAGE: Resulting Index when merging over indices

Location of the documentationhttps://dev.pandas.io/docs/reference/api/pandas.DataFrame.merge.htmlDocumentation problemTh...

Pandas BUG: ExtensionDtype and ExtensionArray raise the following: builtins.TypeError: issubclass() arg 1 must be a class on Print

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

Pandas BUG: read_hdf is not read-threadsafe

xref: https://github.com/pydata/pandas/issues/2397xref #14263 (example)I think that we should protect the file open/clos...

Pandas BUG: DatetimeIndex() constructor with mixed timezones gives confusing TypeError

Passing strings with different timezone offsets correctly raises an error, but the error message is wrong / confusing:In...

Pandas BUG: When compute.use_numba is enabled, pandas.DataFrame.info() will raise an error due to a data type issue with pandas.core.frame.DataFrameInfo.dtype_counts.

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

Pandas dtype does not get set to object when adding column with df.at[...] = ['some list']

Code Sample, a copy-pastable example if possibledf = pd.DataFrame(data={'a':[0,0]})# df['b'] = None# df['b'] = df['b'].a...

Pandas BUG: assert_frame_equal failed on comparing two not equal Sets ('set' object is not subscriptable)

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

Pandas Infer dtype when using df.explode()ENH:

Is your feature request related to a problem?Yes. Currently, the df.explode method always returns an object for the colu...
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