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3,528 Open 20,196 Closed
3,528 Open 20,196 Closed
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Issues list

PERF: Inefficient data representation when building dataframe from 2D NumPy array Performance Memory or execution speed performance
#50756 opened Jan 15, 2023 by datapythonista
1
ENH: Add a global option to set use_nullable_dtypes to True if not explicitly specified Enhancement IO Data IO issues that don't fit into a more specific label NA - MaskedArrays Related to pd.NA and nullable extension arrays
#50747 opened Jan 14, 2023 by phofl
1 of 3 tasks
1
API: to_datetime with unit changes how strings are interpreted Bug Needs Triage Issue that has not been reviewed by a pandas team member
#50735 opened Jan 13, 2023 by jbrockmendel
BUG: DatetimeIndex with non-nano values and freq='D' throws ValueError Bug Non-Nano datetime64/timedelta64 with non-nanosecond resolution Timeseries
#50727 opened Jan 13, 2023 by MarcoGorelli
3 tasks done
BUG: groupby.agg with mutliples ignores as_index=False after subset to a single column Apply Apply, Aggregate, Transform Bug Groupby
#50724 opened Jan 13, 2023 by rhshadrach
2
BUG: to_datetime with mixed iso-str and ints Bug Timeseries
#50721 opened Jan 12, 2023 by jbrockmendel
@MarcoGorelli
1
BUG: style.background_gradient() fails on nullable series (ex: Int64) with null values Bug Needs Triage Issue that has not been reviewed by a pandas team member Styler conditional formatting using DataFrame.style
#50712 opened Jan 12, 2023 by dhendry
3 tasks done
1
1
DEPR: For v2.0, Deprecate using np.nan as the missing value type in pd.Categorical and use pd.NA instead
#50711 opened Jan 12, 2023 by Dr-Irv
5
BUG: to_csv attempts to download and write to in-memory stream instead of failing when http url is provided Bug Needs Triage Issue that has not been reviewed by a pandas team member
#50709 opened Jan 12, 2023 by ace-e4s
3 tasks done
1
BUG: accessing .dtypes in a subclass constructor with large frames causes infinite loop good first issue Needs Tests Unit test(s) needed to prevent regressions Subclassing Subclassing pandas objects
#50708 opened Jan 12, 2023 by ryandvmartin
2 of 3 tasks
1
@natmokval
2
API revert inference of resolution when parsing string in Timestamp? Timeseries
#50704 opened Jan 12, 2023 by MarcoGorelli
6
BUG: numpy>1.24 triggers RuntimeWarning when converting NaN via pd.to_datetime() Bug Timeseries
#50702 opened Jan 12, 2023 by fpavogt
2 of 3 tasks
2.0
1
CI can't install nightly-numpy on macos CI Continuous Integration
#50699 opened Jan 12, 2023 by MarcoGorelli
4
BUG: Index.get_indexer with mixed-reso datetime64s Bug Needs Triage Issue that has not been reviewed by a pandas team member
#50690 opened Jan 12, 2023 by jbrockmendel
API: groupby(...).agg with dict argument API - Consistency Internal Consistency of API/Behavior Apply Apply, Aggregate, Transform Bug Groupby
#50684 opened Jan 11, 2023 by rhshadrach
1
5
API/BUG: pd.concat doesn't copy indexes if with axis=1 and copy=True when they are the same Bug Copy / view semantics Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#50673 opened Jan 11, 2023 by lithomas1
3
BUG: read_sas(..) interprets some zeros as 5.397605e-79 Bug IO SAS SAS: read_sas
#50670 opened Jan 10, 2023 by briandamaged
3 tasks done
2
BUG: replace hits maximum recursion depth Regression Functionality that used to work in a prior pandas version replace replace method
#50657 opened Jan 10, 2023 by camold 1.5.3
2
BUG: resample don't work with non-nanosecond reso Bug Non-Nano datetime64/timedelta64 with non-nanosecond resolution
#50656 opened Jan 10, 2023 by MarcoGorelli
3 tasks done
1
DOC: tz_x functions do not include zoneinfo and tzinfo support in their documentation Docs
#50655 opened Jan 10, 2023 by aqeelat
1 task done
1
@luke396
1
PERF: concat slow, manual concat through reindexing enhances performance Needs Triage Issue that has not been reviewed by a pandas team member Performance Memory or execution speed performance
#50652 opened Jan 10, 2023 by bckim1318
3 tasks done
BUG: GH-15354 ENH breaks documentation example with non-backward-compatible signature change Bug Needs Triage Issue that has not been reviewed by a pandas team member
#50645 opened Jan 9, 2023 by tobiscode
2 of 3 tasks
BUG: pd.read_xml does not support file like object when iterparse is used Bug IO XML read_xml, to_xml Needs Info Clarification about behavior needed to assess issue
#50641 opened Jan 9, 2023 by bama-chi
3 tasks done
1
BUG: read_parquet fails for hdfs:// files with latest fsspec Bug IO Parquet parquet, feather
#50639 opened Jan 9, 2023 by f4hy
2 of 3 tasks
1
BUG: Inconsistent result dtypes for aggregation functions (e.g. sum, mean, .apply(np.sum), ...) Apply Apply, Aggregate, Transform Bug Timedelta Timedelta data type
#50628 opened Jan 7, 2023 by JBamberger
2 of 3 tasks
3
ProTip! no:milestone will show everything without a milestone.