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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _process_channels(self,p,**params_to_override):
 """ Add the channel information to the channel_data attribute. """

        orig_image = self._image

        for i in range(len(self._channel_data)):
            self._image = self._original_channel_data[i]
            self._channel_data[i] = self._reduced_call(**params_to_override)
        self._image = orig_image
        return self._channel_data