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Aliases for column names

Enhancement

IndexingRelated to indexing on series/frames, not to indexes themselvesRelated to indexing on series/frames, not to indexes themselves

Needs DiscussionRequires discussion from core team before further actionRequires discussion from core team before further action

Status: Open.

#11723 In pandas-dev/pandas;

· bbirand opened on Nov 30, 2015

PERF: Optimize _categorical_convert CSV parser when categories are known ahead of time

CategoricalCategorical Data TypeCategorical Data Type

IO CSVread_csv, to_csvread_csv, to_csv

PerformanceMemory or execution speed performanceMemory or execution speed performance

Status: Open.

#17743 In pandas-dev/pandas;

· TomAugspurger opened on Oct 2, 2017

Add "season" as a time/date component to DatetimeIndex

Enhancement

FrequencyDateOffsetsDateOffsets

Status: Open.

#7454 In pandas-dev/pandas;

· shoyer opened on Jun 14, 2014

ENH: IntervalArray/IntervalIndex Range Joins

Enhancement

IndexRelated to the Index class or subclassesRelated to the Index class or subclasses

IntervalInterval data typeInterval data type

ReshapingConcat, Merge/Join, Stack/Unstack, ExplodeConcat, Merge/Join, Stack/Unstack, Explode

setopsunion, intersection, difference, symmetric_differenceunion, intersection, difference, symmetric_difference

Status: Open.

#43031 In pandas-dev/pandas;

· sterlinm opened on Aug 14, 2021

ENH: Integration with DuckDB

Enhancement

IO SQLto_sql, read_sql, read_sql_queryto_sql, read_sql, read_sql_query

Status: Open.

#45678 In pandas-dev/pandas;

· pdet opened on Jan 28, 2022

API/DES: Non-Nanosecond Tracker

API Design

Non-Nanodatetime64/timedelta64 with non-nanosecond resolutiondatetime64/timedelta64 with non-nanosecond resolution

Status: Open.

#46587 In pandas-dev/pandas;

· jbrockmendel opened on Mar 31, 2022

BUG: round not functioning as expected

Bug

DataFrameDataFrame data structureDataFrame data structure

Status: Open.

#55114 In pandas-dev/pandas;

· galipremsagar opened on Sep 13, 2023

BUG: concatenating time series with non ns unit leads to dataframe with missing data

Bug

FrequencyDateOffsetsDateOffsets

Needs TestsUnit test(s) needed to prevent regressionsUnit test(s) needed to prevent regressions

ReshapingConcat, Merge/Join, Stack/Unstack, ExplodeConcat, Merge/Join, Stack/Unstack, Explode

Status: Open.

#58471 In pandas-dev/pandas;

· jorgehv opened on Apr 29, 2024

no warning with invalid pd.set_option('display.max_colwidth')

Enhancement

Error ReportingIncorrect or improved errors from pandasIncorrect or improved errors from pandas

good first issue

Output-Formatting__repr__ of pandas objects, to_string__repr__ of pandas objects, to_string

Status: Open.

#16097 In pandas-dev/pandas;

· jkornblum opened on Apr 22, 2017

DOC: Fix docs for various offset constructors

Docs

FrequencyDateOffsetsDateOffsets

Status: Open.

#52431 In pandas-dev/pandas;

· Dr-Irv opened on Apr 5, 2023

BUG: <code>Index.drop_duplicates()</code> is inconsistent for unhashable values

Bug

IndexRelated to the Index class or subclassesRelated to the Index class or subclasses

Status: Open.

#60925 In pandas-dev/pandas;

· camriddell opened on Feb 13, 2025

raise TypeError when function returns object-like results

Windowrolling, ewma, expandingrolling, ewma, expanding

Status: Open.

#61529 In pandas-dev/pandas;

· michael2015tse opened on Jun 1, 2025