BUG: Fix concat dtype preservation through concat #61893
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added 3 commits
July 17, 2025 20:36
added 3 commits
July 17, 2025 23:26
- change concat function to handle empty elements
…ld concat as a categorical.
adrienpacifico
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adrienpacifico
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adrienpacifico
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As mentioned in #51362, this is not a bug, but we are willing to support this via a keyword in pd.concat. I think there are also some older related issues this would close. Can you make sure those are listed in the OP. |
simonjayhawkins
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Closing this for now — I ran into more complexity than expected. Might revisit later with a cleaner approach. |
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doc/source/whatsnew/vX.X.X.rstfile if fixing a bug or adding a new feature.Expected behavior:
Linked issues:
#13524 see #13524 (comment)
#39443
#14177 (seems a dev call agreed on putting this as an option in
concat)#13767