This is the first major release for Python Polars. Please check out the upgrade guide for help navigating the breaking changes when upgrading to this version.
💥 Breaking changes
Change default engine for read_excel to "calamine" (#17263)
Implement binary serialization of LazyFrame/DataFrame/Expr and set it as the default format (#17223)
Streamline optional dependency definitions in pyproject.toml (#17168)
Update read/scan_parquet to disable Hive partitioning by default for file inputs (#17106)
Split replace functionality into two separate methods (#16921)
Default to writing binview data to IPC, mark compression argument as keyword-only (#17084)
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Updates the requirements on polars to permit the latest version.
Release notes
Sourced from polars's releases.
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Commits
f73937a
release(python): Python Polars 1.0.0 (#17323)5e4579a
docs(python): Update version switcher for 1.0.0 final release (#16848)120ec7f
fix: Raise on invalid shape dataframe arithmetic (#17322)ccdfbda
fix: Fix panic in window case (#17320)41610e3
feat: Add SQL support forNATURAL
joins and theCOLUMNS
function (#17295)26f84cf
fix(rust, python): Raise errors instead of panicking whensink_csv
fails (#...71e43b6
Prefer ParquetError::oos to ParquetError::OutOfSpec (#17314)227b350
docs(python): Finish upgrade guide for 1.0.0 (#17257)59d2529
raise if keys passed to cross join (#17305)7392dc3
feat: Addstr.extract_many
expression (#17304)Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting
@dependabot rebase
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