slicedatasource.py 文件源码

def __init__(self):
        super(EmptyDataSource, self).__init__()
        self._data = np.zeros((2, 2), dtype=np.single)
        self._data[0, 0] = -1.0
        self._data[1, 1] = 1.0
        self._xlines = [0, 1]
        self._ilines = [0, 1]
        self._samples = []  # changed to allow dims() calculate len(samples)