1 Release published by 1 person

• v2.3.0 Pandas 2.3.0

  published Jun 5, 2025

22 Pull requests merged by 12 people

• ENH: Implement to_iceberg

  #61507 merged Jun 9, 2025

• Update whatsnew for issue #53115

  #61586 merged Jun 9, 2025

• WEB: remove "String data type" from "Roadmap points pending a PDEP" section.

  #61601 merged Jun 8, 2025

• WEB: Restore website width and improve table of contents style

  #61593 merged Jun 8, 2025

• DOC: Validate versions.json before building docs #61573

  #61578 merged Jun 7, 2025

• WEB: Moving maintainers to inactive status

  #61591 merged Jun 6, 2025

• CI: Update Python version to 3.11 in environment.yml

  #61592 merged Jun 6, 2025

• Avoid re-enabling the GIL at runtime

  #61589 merged Jun 6, 2025

• BUILD: Add wheels for musllinux_aarch64

  #61567 merged Jun 6, 2025

• DOC: Fix typo in to_html and to_string docs

  #61555 merged Jun 6, 2025

• BUG: Raise MergeError when suffixes result in duplicate column names …

  #61422 merged Jun 6, 2025

• WEB: Refine PDEP presentation

  #58791 merged Jun 6, 2025

• DOC: Fix typos

  #61580 merged Jun 6, 2025

• BUG: Fix JSON typo that breaks javascript in the docs

  #61572 merged Jun 5, 2025

• WEB: Update versions.json for 2.3

  #61562 merged Jun 5, 2025

• Backport PR #61560: DOC: Set date for v2.3.0.rst whatsnew

  #61561 merged Jun 4, 2025

• DOC: Set date for v2.3.0.rst whatsnew

  #61560 merged Jun 4, 2025

• Backport PR #61519: BUILD: Bump Cython to 3.1

  #61558 merged Jun 4, 2025

• BUILD: Bump Cython to 3.1

  #61519 merged Jun 4, 2025

• Backport PR #61549 on branch 2.3.x (TST: Add error message for test_groupby_raises_category_on_category for quantile)

  #61556 merged Jun 4, 2025

• TST: Add error message for test_groupby_raises_category_on_category for quantile

  #61549 merged Jun 4, 2025

• DOC: Move PyCapsule whatsnew note from v3.0.0 to v2.3.0

  #61553 merged Jun 4, 2025

22 Pull requests opened by 21 people

• ENH pandas-dev#60693: shift operations for Series and DataFrames

  #61540 opened Jun 3, 2025

• BUG: Fix Index.equals between object and string

  #61541 opened Jun 3, 2025

• DOC: Fix docs for BusinessDay constructor #52431

  #61543 opened Jun 3, 2025

• ENH: Adding DataFrame plotting benchmarks for large datasets

  #61546 opened Jun 4, 2025

• DOC: Remove and Update out of date Docker Image issue with #61511

  #61550 opened Jun 4, 2025

• Parallelize test_sql.py - Issue #60378

  #61551 opened Jun 4, 2025

• DOC: Add note on inference behavior of apply with result_type='expand'

  #61552 opened Jun 4, 2025

• DataFrames Class update

  #61576 opened Jun 5, 2025

• TST: Remove match= in test_setitem_invalid to avoid PytestWarning

  #61577 opened Jun 5, 2025

• BUG: Require sample weights to sum to less than 1 when replace = True

  #61582 opened Jun 6, 2025

• CI: Fix slow mamba solver issue by limiting boto3 versions

  #61594 opened Jun 6, 2025

• Add table of contents support to ecosystem page

  #61595 opened Jun 7, 2025

• ENH: improve optional import error message

  #61597 opened Jun 7, 2025

• PDEP-18: Nullable Object Dtype

  #61599 opened Jun 7, 2025

• DOC/ENH: Holiday exclusion argument

  #61600 opened Jun 7, 2025

• REF: Replace os.path with pathlib.Path in pandas_web.py

  #61604 opened Jun 7, 2025

• DOC: Show constructor arguments for some classes in `pd.series.offsets`

  #61605 opened Jun 8, 2025

• DEP: update python-calamine to 0.3.2

  #61606 opened Jun 8, 2025

• Fix/devcontainer qt deps

  #61611 opened Jun 8, 2025

• Fix explode to preserve datetime unit in Series and DataFrame; update…

  #61612 opened Jun 8, 2025

• BUG: Fix RecursionError when apply native container types as a func

  #61615 opened Jun 9, 2025

• DOC: Clarify that 'names' is only used when constructing a MultiIndex

  #61619 opened Jun 10, 2025

14 Issues closed by 5 people

• RLS: 2.3

  #59664 closed Jun 8, 2025

• VOTE: Voting issue for PDEP-15: Reject adding PyArrow as a required dependency

  #61596 closed Jun 7, 2025

• WEB: Test that our versions JSON is valid

  #61573 closed Jun 7, 2025

• BUG: 2.3.0 didn't publish wheels for musl-aarch64 (arm)

  #61574 closed Jun 6, 2025

• BUG: Duplicate columns allowed on `merge` if originating from separate dataframes

  #61402 closed Jun 6, 2025

• WEB: use sphinx to render the PDEPs

  #51461 closed Jun 6, 2025

• Failed to install pandas==2.3.0 with Python 3.9

  #61563 closed Jun 6, 2025

• DOC: Version dropdown not working

  #61571 closed Jun 5, 2025

• Failed to install pandas BUILD: 2.3.0 Windows

  #61564 closed Jun 5, 2025

• Pandas DataFrame.query Code Injection (Unpatched)

  #61559 closed Jun 5, 2025

• ENH: Support for Python 3.13.2 free-threading version

  #60972 closed Jun 4, 2025

• usecols investigation for various I/O functions

  #61538 closed Jun 3, 2025

• BUG: pd.read_csv error when parse_dates used on index_col for dtype_backend="pyarrow"

  #57930 closed Jun 3, 2025

• BUG: pd.read_csv does not work with nullable_dtype coercion

  #52594 closed Jun 3, 2025

22 Issues opened by 17 people

• Moving to PyArrow dtypes by default

  #61618 opened Jun 9, 2025

• BUG: numpy_nullable NaNs do not round-trip through CSV

  #61617 opened Jun 9, 2025

• CI: New NumPy release breaking Numba in our CI

  #61616 opened Jun 9, 2025

• BUG: `explode()` converts timestamps at millisecond resolution in DatetimeIndex to nanosecond resolution

  #61610 opened Jun 8, 2025

• QST: Subject: User Experience Issue - NumPy Types in DataFrame Results Breaking Readability

  #61607 opened Jun 8, 2025

• BUG: Writing UUIDs fail

  #61602 opened Jun 7, 2025

• BUG: Dangerous inconsistency: `~` operator changes behavior based on context outside a target.

  #61598 opened Jun 7, 2025

• RLS: 2.3.1

  #61590 opened Jun 6, 2025

• CI: Test pandas with numpy 1.26

  #61588 opened Jun 6, 2025

• WEB: Add table of content for the Ecosystem page

  #61587 opened Jun 6, 2025

• Unpin Python version in the development environment

  #61585 opened Jun 6, 2025

• Proposal to allow third-party engines for readers and writers

  #61584 opened Jun 6, 2025

• BUG: StataWriter returns ascii error when length of string is < 2045, but encoded length is > 2045

  #61583 opened Jun 6, 2025

• BUG: pd.DataFrame.mul has not support fill_value?

  #61581 opened Jun 6, 2025

• `pandas.__version__` is `2.3.0+4.g1dfc98e16a` in pandas 2.3.0 and python 3.9, not `2.3.0`

  #61579 opened Jun 6, 2025

• BUG: comparing strings of different dtypes errors in 2.3

  #61570 opened Jun 5, 2025

• BUG: Inconsistent behavior surrounding pd.fillna

  #61568 opened Jun 5, 2025

• BUILD: Installation issue on Mac with M1 Pro arm64 processor. pandas_parser.cpython-311-darwin.so is using x86_64 arch

  #61566 opened Jun 5, 2025

• BUG: RecursionError when apply generic alias as a func

  #61565 opened Jun 5, 2025

• BUG: regex match in compliance tests no longer match pytest expected inputs

  #61557 opened Jun 4, 2025

• BUG: duplicated() raises error with singlton set as subset

  #61554 opened Jun 4, 2025

• ENH: Columns formatted as "Text" in Excel are read as numbers

  #61539 opened Jun 3, 2025

44 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• Use `TypeAlias` in code where types are declared

  #61504 commented on Jun 8, 2025 • 11 new comments

• ENH: Implement PDEP-17

  #61468 commented on Jun 4, 2025 • 11 new comments

• ENH: Support Plugin Accessors Via Entry Points

  #61499 commented on Jun 7, 2025 • 10 new comments

• BUG: Fix Series.str.zfill for ArrowDtype string arrays #61485

  #61533 commented on Jun 9, 2025 • 9 new comments

• ENH: Implement DataFrame.select

  #61527 commented on Jun 4, 2025 • 7 new comments

• Fix #60766:.map,.apply would convert element type for extension array

  #61396 commented on Jun 3, 2025 • 6 new comments

• BUG: Copy attrs on pd.merge()

  #60357 commented on Jun 7, 2025 • 5 new comments

• PDEP-15: Reject PDEP-10

  #58623 commented on Jun 9, 2025 • 1 new comment

• Fix #61072: inconsistent fullmatch results with regex alternation

  #61343 commented on Jun 9, 2025 • 1 new comment

• BLD: allow to build with non-MSVC compilers on Windows

  #61404 commented on Jun 9, 2025 • 0 new comments

• ENH: Implemented MultiIndex.searchsorted method ( GH14833)

  #61435 commented on Jun 9, 2025 • 0 new comments

• BUG: Raise error when filtering HDF5 with tz-aware index (GH#61479)

  #61482 commented on Jun 6, 2025 • 0 new comments

• [WIP] ENH: support reading directory in read_csv

  #61275 commented on Jun 10, 2025 • 0 new comments

• BUG: Fix scatter plot colors in groupby context to match line plot behavior (#59846)

  #61233 commented on Jun 6, 2025 • 0 new comments

• BUG: Added deprecation warning to Timestamp constructor

  #61149 commented on Jun 4, 2025 • 0 new comments

• ENH, DOC: Add JupyterLite-powered interactive examples for the `pandas` documentation

  #61061 commented on Jun 6, 2025 • 0 new comments

• BUG: Fix return type of loc/iloc

  #61054 commented on Jun 9, 2025 • 0 new comments

• [backport 2.3.x] API: ignore empty range/object dtype in Index setop operations (string dtype compat) (#60797)

  #60948 commented on Jun 8, 2025 • 0 new comments

• Implemented NumbaExecutionEngine

  #61487 commented on Jun 10, 2025 • 0 new comments

• ENH: add basic DataFrame.from_arrow class method for importing through Arrow PyCapsule interface

  #59696 commented on Jun 3, 2025 • 0 new comments

• TST: Added script to enforce usage of match argument for tm.assert_produces_warning

  #59173 commented on Jun 6, 2025 • 0 new comments

• ENH: Add `force_suffixes` boolean argument to `pd.merge`

  #61498 commented on Jun 5, 2025 • 0 new comments

• BUG: documented usage of of `str.split(...).str.get` fails on dtype `large_string[pyarrow]`

  #61431 commented on Jun 3, 2025 • 0 new comments

• ENH: Implement DataFrame.select to select columns

  #61522 commented on Jun 3, 2025 • 0 new comments

• DOC: Fix docs for various offset constructors

  #52431 commented on Jun 3, 2025 • 0 new comments

• BUG/FEATURE REQUEST: DataFrame.to_sql() tries to create table when it exists

  #61418 commented on Jun 3, 2025 • 0 new comments

• DOC: Simplify pandas theme footer

  #51536 commented on Jun 3, 2025 • 0 new comments

• ENH: speed up `DataFrame.plot` using `LineCollection`

  #61532 commented on Jun 4, 2025 • 0 new comments

• BUG: Passing string[pyarrow] to the dtype parameter of e.g. csv_read() does produce a string type Series

  #61496 commented on Jun 4, 2025 • 0 new comments

• BUG: Inconsistent behaviour of apply with result_type='expand' for functions that can return NaN type values

  #61057 commented on Jun 4, 2025 • 0 new comments

• ENH: Add `coalesce_keys` option to join

  #61033 commented on Jun 4, 2025 • 0 new comments

• CI: Micromamba taking too long to resolve the environments in the CI

  #61531 commented on Jun 4, 2025 • 0 new comments

• TST: Make test_sql.py parallelizable

  #60378 commented on Jun 4, 2025 • 0 new comments

• BUG: Series.str.isdigit with pyarrow dtype doesn't honor unicode superscripts

  #61466 commented on Jun 4, 2025 • 0 new comments

• BUG: DataFrame.sample weights not required to sum to less than 1

  #61516 commented on Jun 5, 2025 • 0 new comments

• DOC: Fix formatting errors in docstrings

  #27977 commented on Jun 5, 2025 • 0 new comments

• ENH: read_csv tz option

  #61535 commented on Jun 6, 2025 • 0 new comments

• BUG: `Index.drop_duplicates()` is inconsistent for unhashable values

  #60925 commented on Jun 6, 2025 • 0 new comments

• "ValueError: Must have equal len keys and value when setting with an iterable" when updating an object type cell using .loc with a nd.array

  #57962 commented on Jun 7, 2025 • 0 new comments

• BUG: PyArrow timestamp type does not work with map() function

  #61231 commented on Jun 7, 2025 • 0 new comments

• BUG: join unexpectedly created extra column start with "key_"

  #61294 commented on Jun 7, 2025 • 0 new comments

• Support for Storing and Retrieving Complex Data Types (e.g., Embeddings) in Pandas DataFrames

  #60895 commented on Jun 8, 2025 • 0 new comments

• ENH: Python 3.13 free-threading support

  #59057 commented on Jun 9, 2025 • 0 new comments

• PDEP-16: Consistent missing value handling

  #58988 commented on Jun 6, 2025 • 0 new comments