BUG: Series.round with pd.NA no longer raises; coerce object+NA to nullable float and round; add test (#61712) #62081
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…llable float and round; add test (pandas-dev#61712)
…egacy TypeError otherwise (GH#61712)
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Simpler to just operate point wise? |
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Summary:
Fixes Series.round raising TypeError for object-dtype Series containing pd.NA by coercing to nullable Float64 before rounding, preserving pd.NA values.
Description:
This PR fixes an issue where calling Series.round on an object-dtype Series containing pd.NA would raise a TypeError.
The method now attempts to safely cast to the nullable Float64 dtype before rounding, preserving pd.NA values.
Includes:
Bug fix in Series.round to coerce object with pd.NA to Float64 and round as expected.
New test in test_round.py covering the case of object-dtype Series with pd.NA.
Added changelog entry in doc/source/whatsnew/v3.0.0.rst.
closes #61712
Tests added and passed
All code checks passed
Added type annotations (N/A – no new functions/args)
Added an entry in the latest doc/source/whatsnew/v3.0.0.rst file