TST: DataFrame.update preserves mixed dtypes #63163
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rhshadrach
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Nov 20, 2025
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Thanks for the PR! Can you also add a parameter for Int64 in test_update_preserve_dtype as mentioned here: #44104 (comment)
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I added an Int64 parameter to test_update_preserve_dtype. Let me know if there were any other changes you were looking for! |
rhshadrach
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Dtype Conversions
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Thanks @jfegg |
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Added a test case with mixed dtypes in a DataFrame and checks dtypes after DataFrame.update
doc/source/whatsnew/vX.X.X.rstfile if fixing a bug or adding a new feature.AGENTS.md.