test_datetime.py 文件源码

def test_pydatetime_creation(self):
        a = np.array(['1960-03-12', datetime.date(1960, 3, 12)], dtype='M8[D]')
        assert_equal(a[0], a[1])
        a = np.array(['1999-12-31', datetime.date(1999, 12, 31)], dtype='M8[D]')
        assert_equal(a[0], a[1])
        a = np.array(['2000-01-01', datetime.date(2000, 1, 1)], dtype='M8[D]')
        assert_equal(a[0], a[1])
        # Will fail if the date changes during the exact right moment
        a = np.array(['today', datetime.date.today()], dtype='M8[D]')
        assert_equal(a[0], a[1])
        # datetime.datetime.now() returns local time, not UTC
        #a = np.array(['now', datetime.datetime.now()], dtype='M8[s]')
        #assert_equal(a[0], a[1])

        # we can give a datetime.date time units
        assert_equal(np.array(datetime.date(1960, 3, 12), dtype='M8[s]'),
                     np.array(np.datetime64('1960-03-12T00:00:00')))