test_tseries.py 文件源码

def test_convert_objects_complex_number():
    for dtype in np.sctypes['complex']:
        arr = np.array(list(1j * np.arange(20, dtype=dtype)), dtype='O')
        assert (arr[0].dtype == np.dtype(dtype))
        result = lib.maybe_convert_objects(arr)
        assert (issubclass(result.dtype.type, np.complexfloating))