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3,429 Open 14,818 Closed
3,429 Open 14,818 Closed
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BUG: `read_excel` function auto-fills `NaN` values in index-columns with recent not-NaN values in the column Bug Needs Triage
#34921 opened Jun 21, 2020 by subhrm 2 of 3
API: Default to stdlib timezone objects instead of pytz API Design Timezones
#34916 opened Jun 21, 2020 by jbrockmendel
2
BUG: Cannot create empty dataframe having columns with dtype string Needs Tests Strings good first issue
#34915 opened Jun 20, 2020 by impredicative 2 of 3
1 2
DOC: Contributor guideline should guide contributors for expected local mypy failures Docs good first issue
#34902 opened Jun 20, 2020 by oguzhanogreden
2
Refactor pandas.core.to_replace() to appease static type analysis
#34898 opened Jun 20, 2020 by oguzhanogreden
CI/COMPAT: PyUnicode_FromUnicode is deprecated failure on 3.9 CI CI Compat
#34881 opened Jun 20, 2020 by jorisvandenbossche 1.1
3
Should IntegerArray provide data / mask through an API? Usage Question
#34873 opened Jun 19, 2020 by xhochy
1
BUG: Inconsistent behavior for df.replace over pd.Period columns Needs Tests Period good first issue
#34871 opened Jun 19, 2020 by justinessert 2 of 3
@nwweber
4
BUG: AssertionError when slicing MultiIndex and setting value of pandas.Series Bug Needs Triage
#34870 opened Jun 19, 2020 by epizzigoni
ENH: Vendor typing_extensions Enhancement Needs Discussion
#34869 opened Jun 19, 2020 by WillAyd
5
QST: Merge drops lower levels in result columns when the left DF has fewer column levels than the right DF Needs Triage Usage Question
#34862 opened Jun 18, 2020 by dinya
BUG: indexing regression with datetime index Indexing Needs Tests Timeseries good first issue
#34860 opened Jun 18, 2020 by 0x0L Contributions Welcome
1 4
BUG: ValueError: 1.0 and 0.0 cannot be cast to bool when using pd.read_csv() Enhancement IO CSV NA - MaskedArrays
#34859 opened Jun 18, 2020 by aauss 2 of 3 Contributions Welcome
2
BUG: read-only buffer failures in datetime parsing Bug
#34857 opened Jun 18, 2020 by jorisvandenbossche Contributions Welcome
BUG: epoch2num matplotlib deprecation warning Deprecate Visualization
#34850 opened Jun 17, 2020 by dstansby 3 of 3
BUG: to_parquet write partitioned DataFrame to local filesystem for other filesystems (e.g. S3) Bug IO Parquet
#34841 opened Jun 17, 2020 by kylase 3 of 3
1 1
ENH: Splitting datetime events in a df based on a datetime interval Docs Enhancement
#34836 opened Jun 17, 2020 by JackNelson
2
ENH: remove restrictions to numexpr to allow `where` etc. Enhancement Needs Discussion expressions
#34834 opened Jun 16, 2020 by mayou36
3
BUG: DataFrame.__setitem__ creates object-dtype array for extension type scalars Bug ExtensionArray Indexing
#34832 opened Jun 16, 2020 by justinessert 2 of 3 Contributions Welcome
5
BUG: pd.concat(..., copy=False) still causes copy on block consolidation. Bug Reshaping
#34825 opened Jun 16, 2020 by DamianBarabonkovQC
1
DOC: to_sql accepting Engine vs. Connectable Docs Needs Triage
#34824 opened Jun 16, 2020 by gordthompson
ENH: Pass arguments to `to_pandas` in `read_csv(engine="pyarrow") Enhancement Needs Triage
#34823 opened Jun 16, 2020 by xhochy
BUG: setting raw=True in the Dataframe.apply function causes a ValueError Bug Needs Triage
#34822 opened Jun 16, 2020 by lfdversluis 3 of 3
3
BUG: read_excel(engine='openpyxl') with "unsized" XLSX issue Bug Needs Triage
#34821 opened Jun 16, 2020 by kuraga 2 of 3
BUG: Slicing on non-monotonic DatetimeIndex inconsistencies Bug Needs Triage
#34820 opened Jun 16, 2020 by erezinman
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