def _load_npy(self, filename):
self._channel_data = []<EOL>self._original_channel_data = []<EOL>file_channel_data = np.load(filename)<EOL>file_channel_data = file_channel_data / file_channel_data.max()<EOL>for i in range(file_channel_data.shape[<NUM_LIT:2>]):<EOL><INDENT>self._channel_data.append(file_channel_data[:, :, i])<EOL>self._original_channel_data.append(file_channel_data[:, :, i])<EOL><DEDENT>self._image = file_channel_data.sum(<NUM_LIT:2>) / file_channel_data.shape[<NUM_LIT:2>]<EOL>
Load image using Numpy.