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DOC: update the DataFrame.copy() docstring to current state with CoW

Copy / view semantics

Docs

Status: Open.

#63289 In pandas-dev/pandas;

· jorisvandenbossche opened on Dec 7, 2025

·  

3.0

API: default to microseconds for Timestamp/Timedelta creation from numeric input

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

Status: Open.

#63275 In pandas-dev/pandas;

· jorisvandenbossche opened on Dec 5, 2025

·  

3.0

API: provide (advanced) utility to update (swap) the underlying array of a Series in-place

API Design

Copy / view semantics

ExtensionArrayExtending pandas with custom dtypes or arrays.Extending pandas with custom dtypes or arrays.

Status: Open.

#63215 In pandas-dev/pandas;

· jorisvandenbossche opened on Nov 26, 2025

PDEP-8 inplace keyword deprecation - implementation tracker issue

inplaceRelating to inplace parameter or equivalentRelating to inplace parameter or equivalent

Master TrackerHigh level tracker for similar issuesHigh level tracker for similar issues

Status: Open.

#63207 In pandas-dev/pandas;

· jorisvandenbossche opened on Nov 26, 2025

·  

3.1

String dtype: known differences and performance considerations for "pyarrow" vs "python" storage variants

Docs

StringsString extension data type and string dataString extension data type and string data

Status: Open.

#63105 In pandas-dev/pandas;

· jorisvandenbossche opened on Nov 13, 2025

API: reconsider returning read-only arrays from DataFrame/Series .array/.values/__array__

API Design

Copy / view semantics

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

Status: Open.

#63099 In pandas-dev/pandas;

· jorisvandenbossche opened on Nov 12, 2025

·  

3.0

BUG: read_csv with pyarrow engine cannot handle single-line CSV files

Arrowpyarrow functionalitypyarrow functionality

Bug

IO CSVread_csv, to_csvread_csv, to_csv

Status: Open.

#62635 In pandas-dev/pandas;

· jorisvandenbossche opened on Oct 9, 2025

TRACKER: add support for Python 3.14

Master TrackerHigh level tracker for similar issuesHigh level tracker for similar issues

Python 3.14

Status: Open.

#62261 In pandas-dev/pandas;

· jorisvandenbossche opened on Sep 5, 2025

·  

3.1

BUG: writing categorical of intervals (pd.cut() output) to Parquet is not supported

IntervalInterval data typeInterval data type

IO Parquetparquet, featherparquet, feather

Status: Open.

#62235 In pandas-dev/pandas;

· jorisvandenbossche opened on Sep 2, 2025

BUG / API: setitem on pandas object fails if underlying numpy array is read-only

API Design

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

Status: Open.

#62144 In pandas-dev/pandas;

· jorisvandenbossche opened on Aug 19, 2025

·  

3.1

ENH: show the raw unicode in the output formatting of Index/array?

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

UnicodeUnicode stringsUnicode strings

Status: Open.

#60819 In pandas-dev/pandas;

· jorisvandenbossche opened on Jan 30, 2025

API: how to check for "logical" equality of dtypes?

API Design

Status: Open.

#60305 In pandas-dev/pandas;

· jorisvandenbossche opened on Nov 13, 2024