Pandas BUG: Series(index=[]) has dtype float64, should be object

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

Pandas API: DataFrame(list_with_ea)

DataFrame(nested_list) generally treats each list entry as a row. The exception (until #49592) is if the first element ...

Pandas BUG: file:// path handling throws error on certain case

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

Pandas API: Series([pd.NaT, None]) vs Index([pd.NaT, None])

pd.Series([pd.NaT, None]) # <- infers to dt64[ns]pd.Index([pd.Nat, None]) # <- infers to objectThe Series infere...

Pandas QST: Related to working of as_index in pandas groupby

[X] I have searched the [pandas] tag on StackOverflow for similar questions.[x] I have asked my usage related question o...

Pandas ENH: refactor pandas.isnull to improve code quality

Feature Type[ ] Adding new functionality to pandas[X] Changing existing functionality in pandas[ ] Removing existing fun...

Pandas BUG: Date time slicing fails for freq=pd.DateOffset(years=1)

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

Pandas BUG: Reference leak in pandas/_libs/src/ujson/python/objToJSON.c

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

Pandas ENH: pre-commit check for setup.cfg options.extras_require

Feature Type[ ] Extending the existing CI checks for package versioning to account for optional extras now defined in se...

Pandas BUG: groupby with categorical result order differs for index type

When a categorical grouper is used on a DataFrame with a range index, the sort order of the values depends only on wheth...

Pandas BUG: groupby with categorical index doesn't include unobserved categories

When a grouping by a CategoricalIndex, unobserved categories are not included in the output.df = pd.DataFrame( { ...

Pandas BUG: get_indexer for MultiIndex with nans returns wrong indexer

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

Pandas Multiple aggregations with DatetimeIndexResamplerGroupby raises

On master, doing a groupby().resample.agg with multiple aggfuncs fails.In [13]: df = pd.DataFrame({"A": pd.to_...

Pandas BUG: TypeError: Int64 when using pd.pivot_table(..., margins=True) with Int64 values

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

Pandas BUG: df.drop with MultiIndex doesn't update df.index.levels

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

Pandas TST: read_csv silently drops empty row

While going over some tests, I noticed the following here: df = DataFrame([[1, 2, 3, 4, 5, 6], [7, 8, 9, 10, 11, ...

Pandas BUG: pd.to_datetime does not treat YYYYMMDD and YYYY/MM/DD in the same way as strptime

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

Pandas Int64 numbers from Pandas DataFrame.to_markdown() incorrectly displayed

SummaryWhen a Pandas DataFrame contains a 64 bit integer and the .to_markdown() method is called on the DataFrame, the p...

Pandas BUG: Series with same index values, but in different orders, cannot be compared, but can be added

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

Pandas ENH: Label Encoder

Feature Type[X] Adding new functionality to pandas[ ] Changing existing functionality in pandas[ ] Removing existing fun...
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