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black v19.3.b0 Release Notes

Release Date: 2019-03-14 // about 5 years ago

    • new option --target-version to control which Python versions Black-formatted code should target (#618)

    • 🗄 deprecated --py36 (use --target-version=py36 instead) (#724)

    • Black no longer normalizes numeric literals to include _ separators (#696)

    • long del statements are now split into multiple lines (#698)

    • type comments are no longer mangled in function signatures

    • 👌 improved performance of formatting deeply nested data structures (#509)

    • Black now properly formats multiple files in parallel on Windows (#632)

    • Black now creates cache files atomically which allows it to be used in parallel pipelines (like xargs -P8) (#673)

    • Black now correctly indents comments in files that were previously formatted with tabs (#262)

    • 👍 blackd now supports CORS (#622)