def _process_channels(self,p,**params_to_override):
orig_image = self._image<EOL>for i in range(len(self._channel_data)):<EOL><INDENT>self._image = self._original_channel_data[i]<EOL>self._channel_data[i] = self._reduced_call(**params_to_override)<EOL><DEDENT>self._image = orig_image<EOL>return self._channel_data<EOL>
Add the channel information to the channel_data attribute.