def channels(self, n_channels):
        '''Change the number of channels in the audio signal. If decreasing the
        number of channels it mixes channels together, if increasing the number
        of channels it duplicates.

        Note: This overrides arguments used in the convert effect!

        Parameters
        ----------
        n_channels : int
            Desired number of channels.

        See Also
        --------
        convert

        '''
        if not isinstance(n_channels, int) or n_channels <= 0:
            raise ValueError('n_channels must be a positive integer.')

        effect_args = ['channels', '{}'.format(n_channels)]

        self.effects.extend(effect_args)
        self.effects_log.append('channels')
        return self
def channels(self, n_channels):
        '''Change the number of channels in the audio signal. If decreasing the
        number of channels it mixes channels together, if increasing the number
        of channels it duplicates.

        Note: This overrides arguments used in the convert effect!

        Parameters
        ----------
        n_channels : int
            Desired number of channels.

        See Also
        --------
        convert

        '''
        if not isinstance(n_channels, int) or n_channels <= 0:
            raise ValueError('n_channels must be a positive integer.')

        effect_args = ['channels', '{}'.format(n_channels)]

        self.effects.extend(effect_args)
        self.effects_log.append('channels')
        return self
def channels ( self , n_channels ) : if not isinstance ( n_channels , int ) or n_channels <= 0 : raise ValueError ( 'n_channels must be a positive integer.' ) effect_args = [ 'channels' , '{}' . format ( n_channels ) ] self . effects . extend ( effect_args ) self . effects_log . append ( 'channels' ) return self
Change the number of channels in the audio signal. If decreasing the
        number of channels it mixes channels together, if increasing the number
        of channels it duplicates.

        Note: This overrides arguments used in the convert effect!

        Parameters
        ----------
        n_channels : int
            Desired number of channels.

        See Also
        --------
        convert
Change the number of channels in the audio signal . If decreasing the number of channels it mixes channels together if increasing the number of channels it duplicates .