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Issues list

ENH: eval function Enhancement Ideas Long-Term Enhancement Discussions Performance Memory or execution speed performance
#3393 by jreback was closed Sep 16, 2013 0.13
3
298
ENH: sql support Enhancement IO Data IO issues that don't fit into a more specific label IO SQL to_sql, read_sql, read_sql_query
#4163 by hayd was closed Feb 8, 2014
5 of 20 tasks
0.14.0
176
Allow custom metadata to be attached to panel/df/series? Enhancement IO Data IO issues that don't fit into a more specific label metadata _metadata, .attrs
#2485 by ghost was closed Apr 3, 2020
84
ENH: read_sas, to_sas Enhancement IO Data IO issues that don't fit into a more specific label IO SAS SAS: read_sas
#4052 by benjello was closed Feb 20, 2016 0.18.0
1
82
Proposal for future copy / view semantics in indexing operations Copy / view semantics Enhancement Roadmap A proposal for the roadmap.
#36195 by TomAugspurger was closed Nov 21, 2023
80
ENH: Styler.to_latex() Enhancement IO LaTeX to_latex Styler conditional formatting using DataFrame.style
#21673 by toobaz was closed Jan 5, 2022 1.3
2
67
API/ENH: dtype='string' / pd.String Enhancement ExtensionArray Extending pandas with custom dtypes or arrays. Performance Memory or execution speed performance Strings String extension data type and string data
#8640 by jreback was closed Oct 17, 2022 2.0
63
ENH: Allow opting in to new dtypes on I/O routines via keyword to I/O routines Enhancement ExtensionArray Extending pandas with custom dtypes or arrays. IO Data IO issues that don't fit into a more specific label NA - MaskedArrays Related to pd.NA and nullable extension arrays
#29752 by Dr-Irv was closed Sep 30, 2023
60
API: revisit adding datetime-like ops in Series API Design Enhancement
#7207 by jreback was closed Aug 10, 2014 0.15.0
1
59
Adding (Insert or update if key exists) option to .to_sql Enhancement IO SQL to_sql, read_sql, read_sql_query
#14553 by cdagnino was closed Jun 20, 2023
3
59
ENH: pivot/groupby index with nan Enhancement Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#3729 by jreback was closed May 9, 2020 1.1
3
@charlesdong1991
55
Inplace returns self? Enhancement
#1893 by jseabold was closed Mar 31, 2013 0.11
52
ENH: Excel - allow for multiple rows to be treated as hierarchical columns API Design Enhancement IO Data IO issues that don't fit into a more specific label IO Excel read_excel, to_excel
#4679 by jtratner was closed Sep 9, 2015 0.17.0
2
52
ENH: Better handling of MultiIndex with Excel Enhancement Indexing Related to indexing on series/frames, not to indexes themselves IO Excel read_excel, to_excel
#5254 by jtratner was closed Nov 6, 2013 0.13
1
@jtratner
50
ENH: Dedicated method for creating conditional columns Enhancement Needs Discussion Requires discussion from core team before further action
#39154 by erfannariman was closed Jan 9, 2024
4
@samukweku
46
Create a generic version of convert_to_annual function in scikits.timeseries Datetime Datetime data dtype Enhancement Frequency DateOffsets
#736 by wesm was closed Jul 20, 2016 0.19.0
1
44
Add set operations to Series objects Dtype Conversions Unexpected or buggy dtype conversions Enhancement setops union, intersection, difference, symmetric_difference
#4480 by cpcloud was closed Feb 22, 2023
43
Add context to return from pandas.io.html.read_html API Design Enhancement IO Data IO issues that don't fit into a more specific label IO HTML read_html, to_html, Styler.apply, Styler.applymap
#4469 by cancan101 was closed Jan 24, 2014 0.14.0
42
ENH: cross join in merge() and join() Enhancement Indexing Related to indexing on series/frames, not to indexes themselves Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#5401 by RomanPekar was closed Nov 26, 2020 1.2
1
42
ENH: add percentage threshold to DataFrame.dropna API Design Enhancement Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Needs Discussion Requires discussion from core team before further action
#35299 by erfannariman was closed Sep 29, 2020
1
42
Followup to Conditional HTML Styling Enhancement IO HTML read_html, to_html, Styler.apply, Styler.applymap Styler conditional formatting using DataFrame.style
#11610 by TomAugspurger was closed May 25, 2021
6 of 13 tasks
1
41
Allow ExcelWriter() to add sheets to existing workbook Enhancement IO Excel read_excel, to_excel
#3441 by ligon was closed Jun 19, 2018 0.24.0
2
41
Rolling window with step size Enhancement Needs Discussion Requires discussion from core team before further action Window rolling, ewma, expanding
#15354 by alexlouden was closed Feb 28, 2022 1.5
3
41
When using to_sql(), continue if duplicate primary keys are detected? Enhancement IO SQL to_sql, read_sql, read_sql_query
#15988 by rosstripi was closed Jun 20, 2023
1
41
Support or default to less detailed datetime64 Datetime Datetime data dtype Enhancement Non-Nano datetime64/timedelta64 with non-nanosecond resolution
#7307 by CarstVaartjes was closed Mar 26, 2023
40
ProTip! What’s not been updated in a month: updated:<2024-11-28.