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| """
| Tests for np.foo applied to Series, not necessarily ufuncs.
| """
|
| import numpy as np
|
| from pandas import Series
|
|
| class TestPtp:
| def test_ptp(self):
| # GH#21614
| N = 1000
| arr = np.random.randn(N)
| ser = Series(arr)
| assert np.ptp(ser) == np.ptp(arr)
|
|
| def test_numpy_unique(datetime_series):
| # it works!
| np.unique(datetime_series)
|
|
