BUG: TDI/DTI _shallow_copy creating invalid arrays #30764
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jreback
reviewed
Jan 7, 2020
| with pytest.raises(ValueError, match=msg): | ||
| dt_cls([pd.NaT, pd.Timestamp("2011-01-01").value], freq="D") | ||
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| # TODO: better place for tests shared by DTI/TDI? |
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make indexes/datetimelike (there is a datetimelike.py now though)?
jreback
reviewed
Jan 7, 2020
| pd.timedelta_range("1 Day", periods=5), | ||
| ], | ||
| ) | ||
| def test_shallow_copy_inherits_array_freq(self, index): |
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note that we appear to have very limited shallow_copy tests now :-> so this is good
jreback
added
ExtensionArray
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thanks, some comments |
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Following this we should be able to use shallow_copy in indexes.extension more, which will help with perf (xref #30717)