perf(python): Rechunk group-by __iter__ #18162
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ritchie46
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c-peters,
alexander-beedie,
MarcoGorelli and
reswqa
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performance
Codecov ReportAll modified and coverable lines are covered by tests ✅
Additional details and impacted files@@ Coverage Diff @@
## main #18162 +/- ##
==========================================
+ Coverage 80.32% 80.35% +0.03%
==========================================
Files 1496 1496
Lines 197871 197872 +1
Branches 2822 2822
==========================================
+ Hits 158930 159001 +71
+ Misses 38419 38349 -70
Partials 522 522 ☔ View full report in Codecov by Sentry. |
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Fixes a pathological case where every group, triggers a rechunk.