Change IntervalIndex set-ops error code type #19329
Merged
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git diff upstream/master -u -- "*.py" | flake8 --diff
Set operations (union, difference...) on
IntervalIndex
with incompatible index types will now raise aTypeError
rather than aValueError
.This PR is needed to make the changes requested in #19021.
EDIT: I've improved the error message also. Previously, you'd get:
Which made no sense in this case. Now we get: