How to use the pulsectl.pulsectl.PulseExtStreamRestoreInfo function in pulsectl

def stream_restore_test(self):
		'Returns module-stream-restore version int (e.g. 1) or None if it is unavailable.'
		data = list()
		with self._pulse_op_cb(raw=True) as cb:
			cb = c.PA_EXT_STREAM_RESTORE_TEST_CB_T(
				lambda ctx, version, userdata, cb=cb: data.append(version) or cb() )
			try: c.pa.ext_stream_restore_test(self._ctx, cb, None)
			except c.pa.CallError as err: raise PulseOperationInvalid(err.args[-1])
		version, = data
		return version if version != c.PA_INVALID else None

	stream_restore_read = _pulse_get_list(
		c.PA_EXT_STREAM_RESTORE_READ_CB_T,
		c.pa.ext_stream_restore_read, PulseExtStreamRestoreInfo, index_arg=False )
	stream_restore_list = stream_restore_read # for consistency with other *_list methods

	@ft.partial(_pulse_method_call, c.pa.ext_stream_restore_write, index_arg=False)
	def stream_restore_write( obj_name_or_list,
			mode='merge', apply_immediately=False, **obj_kws ):
		'''Update module-stream-restore db entry for specified name.
			Can be passed PulseExtStreamRestoreInfo object or list of them as argument,
				or name string there and object init keywords (e.g. volume, mute, channel_list, etc).
			"mode" is PulseUpdateEnum value of
				'merge' (default), 'replace' or 'set' (replaces ALL entries!!!).'''
		mode = PulseUpdateEnum[mode]._c_val
		if is_str(obj_name_or_list):
			obj_name_or_list = PulseExtStreamRestoreInfo(obj_name_or_list, **obj_kws)
		if isinstance(obj_name_or_list, PulseExtStreamRestoreInfo):
			obj_name_or_list = [obj_name_or_list]
		# obj_array is an array of structs, laid out contiguously in memory, not pointers

def stream_restore_write( obj_name_or_list,
			mode='merge', apply_immediately=False, **obj_kws ):
		'''Update module-stream-restore db entry for specified name.
			Can be passed PulseExtStreamRestoreInfo object or list of them as argument,
				or name string there and object init keywords (e.g. volume, mute, channel_list, etc).
			"mode" is PulseUpdateEnum value of
				'merge' (default), 'replace' or 'set' (replaces ALL entries!!!).'''
		mode = PulseUpdateEnum[mode]._c_val
		if is_str(obj_name_or_list):
			obj_name_or_list = PulseExtStreamRestoreInfo(obj_name_or_list, **obj_kws)
		if isinstance(obj_name_or_list, PulseExtStreamRestoreInfo):
			obj_name_or_list = [obj_name_or_list]
		# obj_array is an array of structs, laid out contiguously in memory, not pointers
		obj_array = (c.PA_EXT_STREAM_RESTORE_INFO * len(obj_name_or_list))()
		for n, obj in enumerate(obj_name_or_list):
			obj_struct, dst_struct = obj.to_struct(), obj_array[n]
			for k,t in obj_struct._fields_: setattr(dst_struct, k, getattr(obj_struct, k))
		return mode, obj_array, len(obj_array), int(bool(apply_immediately))

def stream_restore_delete(obj_name_or_list):
		'''Can be passed string name,
			PulseExtStreamRestoreInfo object or a list of any of these.'''
		if is_str(obj_name_or_list, PulseExtStreamRestoreInfo):
			obj_name_or_list = [obj_name_or_list]
		name_list = list((obj.name if isinstance( obj,
			PulseExtStreamRestoreInfo ) else obj) for obj in obj_name_or_list)
		name_struct = (c.c_char_p * len(name_list))()
		name_struct[:] = list(map(c.force_bytes, name_list))
		return [name_struct]

def stream_restore_delete(obj_name_or_list):
		'''Can be passed string name,
			PulseExtStreamRestoreInfo object or a list of any of these.'''
		if is_str(obj_name_or_list, PulseExtStreamRestoreInfo):
			obj_name_or_list = [obj_name_or_list]
		name_list = list((obj.name if isinstance( obj,
			PulseExtStreamRestoreInfo ) else obj) for obj in obj_name_or_list)
		name_struct = (c.c_char_p * len(name_list))()
		name_struct[:] = list(map(c.force_bytes, name_list))
		return [name_struct]

def stream_restore_write( obj_name_or_list,
			mode='merge', apply_immediately=False, **obj_kws ):
		'''Update module-stream-restore db entry for specified name.
			Can be passed PulseExtStreamRestoreInfo object or list of them as argument,
				or name string there and object init keywords (e.g. volume, mute, channel_list, etc).
			"mode" is PulseUpdateEnum value of
				'merge' (default), 'replace' or 'set' (replaces ALL entries!!!).'''
		mode = PulseUpdateEnum[mode]._c_val
		if is_str(obj_name_or_list):
			obj_name_or_list = PulseExtStreamRestoreInfo(obj_name_or_list, **obj_kws)
		if isinstance(obj_name_or_list, PulseExtStreamRestoreInfo):
			obj_name_or_list = [obj_name_or_list]
		# obj_array is an array of structs, laid out contiguously in memory, not pointers
		obj_array = (c.PA_EXT_STREAM_RESTORE_INFO * len(obj_name_or_list))()
		for n, obj in enumerate(obj_name_or_list):
			obj_struct, dst_struct = obj.to_struct(), obj_array[n]
			for k,t in obj_struct._fields_: setattr(dst_struct, k, getattr(obj_struct, k))
		return mode, obj_array, len(obj_array), int(bool(apply_immediately))

def __init__( self, struct_or_name=None,
			volume=None, channel_list=None, mute=False, device=None ):
		'''If string name is passed instead of C struct, will be initialized from args/kws.
			"volume" can be either a float number
				(same level for all channels) or list (value per channel).
			"channel_list" can be a pulse channel map string (comma-separated) or list
				of channel names. Defaults to stereo map, should probably match volume channels.
			"device" - name of sink/source or None (default).'''
		if is_str(struct_or_name):
			struct_or_name = self.struct_from_value(
				struct_or_name, volume, channel_list, mute, device )
		super(PulseExtStreamRestoreInfo, self).__init__(struct_or_name)