BUG: Adding a columns to a Frame with RangeIndex columns using a non-scalar key #52877
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topper-123
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Thanks for taking a look. Could you label regression fixes immediately as 2.0.x while opening? Makes prioritising PR reviews easier |
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thx @topper-123 |
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…with RangeIndex columns using a non-scalar key) (#52881) Backport PR #52877: BUG: Adding a columns to a Frame with RangeIndex columns using a non-scalar key Co-authored-by: Terji Petersen <[email protected]>
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* ENH: better dtype inference when doing DataFrame reductions * precommit issues * fix failures * fix failures * mypy + some docs * doc linting linting * refactor to use _reduce_with_wrap * docstring linting * pyarrow failure + linting * pyarrow failure + linting * linting * doc stuff * linting fixes * fix fix doc string * remove _wrap_na_result * doc string example * pyarrow + categorical * silence bugs * silence errors * silence errors II * fix errors III * various fixups * various fixups * delay fixing windows and 32bit failures * BUG: Adding a columns to a Frame with RangeIndex columns using a non-scalar key (#52877) * DOC: Update whatsnew (#52882) * CI: Change development python version to 3.10 (#51133) * CI: Change development python version to 3.10 * Update checks * Remove strict * Remove strict * Fixes * Add dt * Switch python to 3.9 * Remove * Fix * Try attribute * Adjust * Fix mypy * Try fixing doc build * Fix mypy * Fix stubtest * Remove workflow file * Rename back * Update * Rename * Rename * Change python version * Remove * Fix doc errors * Remove pypy * Update ci/deps/actions-pypy-39.yaml Co-authored-by: Thomas Li <[email protected]> * Revert pypy removal * Remove again * Fix * Change to 3.9 * Address --------- Co-authored-by: Thomas Li <[email protected]> * update * update * add docs * fix windows tests * fix windows tests * remove guards for 32bit linux * add bool tests + fix 32-bit failures * fix pre-commit failures * fix mypy failures * rename _reduce_with -> _reduce_and_wrap * assert missing attributes * reduction dtypes on windows and 32bit systems * add tests for min_count=0 * PERF:median with axis=1 * median with axis=1 fix * streamline Block.reduce * fix comments * FIX preserve dtype with datetime columns of different resolution when merging (#53213) * BUG Merge not behaving correctly when having `MultiIndex` with a single level (#53215) * fix merge when MultiIndex with single level * resolved conversations * fixed code style * BUG: preserve dtype for right/outer merge of datetime with different resolutions (#53233) * remove special BooleanArray.sum method * remove BooleanArray.prod * fixes * Update doc/source/whatsnew/v2.1.0.rst Co-authored-by: Joris Van den Bossche <[email protected]> * Update pandas/core/array_algos/masked_reductions.py Co-authored-by: Joris Van den Bossche <[email protected]> * small cleanup * small cleanup * only reduce 1d * fix after #53418 * update according to comments * revome note * update _minmax * REF: add keepdims parameter to ExtensionArray._reduce + remove ExtensionArray._reduce_and_wrap * REF: add keepdims parameter to ExtensionArray._reduce + remove ExtensionArray._reduce_and_wrap * fix whatsnew * fix _reduce call * simplify test * add tests for any/all --------- Co-authored-by: Patrick Hoefler <[email protected]> Co-authored-by: Thomas Li <[email protected]> Co-authored-by: Guillaume Lemaitre <[email protected]> Co-authored-by: Yao Xiao <[email protected]> Co-authored-by: Joris Van den Bossche <[email protected]>
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doc/source/whatsnew/vX.X.X.rstfile if fixing a bug or adding a new feature.