""" 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)
