Tracking: Python `3.14` support

[dangotbanned]

Python 3.14 just released today, probably a good time to start tracking upstream support

Upstream

Note

Including some free-threading PRs, as most of upstream hasn't got a 3.14 issue/PR opened yet

• CuDF | Search
  • [Story] Compatibility with pandas 3.0 rapidsai/cudf#20816
  • https://github.com/rapidsai/cudf/blob/6ee628956ea5874ca9b7513ed53a8588c9c97e36/dependencies.yaml#L691
• Dask | Search
  • TST: Fix test_enforce_columns on Python 3.14 dask/dask#12047
  • Expr is not fully picklable in Python 3.14 dask/dask#12043
  • [WIP] Add Python 3.14 dask/dask#12101
• DuckDB | duckdb>1.4.1 | Search
  • Python 3.14 / 3.14t builds duckdb/duckdb-python#50
  • Add Python 3.14 support duckdb/duckdb-python#116
• Ibis | Search
  • chore(deps): update dependency python to v3.14.0 ibis-project/ibis#11669
  • test: update snapshots and handling for Python 3.14 ibis-project/ibis#11813
• Modin | Search
• Pandas | pandas>=2.3.3
  • https://github.com/pandas-dev/pandas/releases/tag/v2.3.3
• Polars | Search
  • Add 3.14 python support pola-rs/polars#25035
• PyArrow | pyarrow>=22.0.0 | Search
  • [Python][Packaging] Support Python 3.14 and upload wheels apache/arrow#47438
  • GH-47438: [Python][Packaging] Set up wheel building for Python 3.14 apache/arrow#47616
  • https://github.com/apache/arrow/releases/tag/apache-arrow-22.0.0
• PySpark | pyspark>=4.1.0 | Search
  • [SPARK-51169][PYTHON] Add Python 3.14 support in Spark Classic apache/spark#52556
  • apache/spark@05a1ffb
  • https://issues.apache.org/jira/secure/ReleaseNote.jspa?projectId=12315420&version=12355581
• SQLFrame | Search
  • fix(deps): update dependency pyspark to v4 eakmanrq/sqlframe#407

Internal

• ci: test pi-thon #3218