ENH: implement ExtensionArray.__array_ufunc__ #43899
Merged
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This implements
ExtensionArray.__array_ufunc__
with minimal behavior changes (xref numpy/numpy#20044 cc @shoyer). The only real behavior change is that np.abs, np.positive, np.negative wrap TimedeltaArray instead of returning ndarray[td64]After this comes
Index.__array_ufunc__