ENH: TimedeltaArray add/sub with non-nano

[jbrockmendel]

• closes #xxxx (Replace xxxx with the Github issue number)
• Tests added and passed if fixing a bug or adding a new feature
• All code checks passed.
• Added type annotations to new arguments/methods/functions.
• Added an entry in the latest doc/source/whatsnew/vX.X.X.rst file if fixing a bug or adding a new feature.

[mroeschke]

mypy.....................................................................Failed
- hook id: mypy
- exit code: 1

pandas/core/arrays/datetimelike.py:1294: error: "DatetimeLikeArrayMixin" has no attribute "_reso"  [attr-defined]
Found 1 error in 1 file (checked 1394 source files)

[jbrockmendel]

Yes

…

On Fri, Aug 26, 2022 at 4:16 PM Matthew Roeschke ***@***.***> wrote: ***@***.**** commented on this pull request. ------------------------------ In pandas/core/arrays/timedeltas.py <#48261 (comment)>: > if self.freq is not None: - return type(self)(-self._ndarray, freq=-self.freq) - return type(self)(-self._ndarray) + freq = -self.freq Do we have a test for this case? — Reply to this email directly, view it on GitHub <#48261 (review)>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/AB5UM6CZNJZZE3LUXIQBB5DV3FF6BANCNFSM57U2H4TQ> . You are receiving this because you authored the thread.Message ID: ***@***.***>