fix(python): ensure join frame types are consistent #6798
Merged
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Closes #6264.
We shouldn't silently allow mixed frame types in join functions as it can promote lazy computations to eager mode, which may not be intentional - if not noticed, this could result in an unnecessary performance penalty for the caller.
join
andjoin_asof
methods with the same check already found in their lazy counterparts.TypeError
, notValueError
).