How to use the leather.svg.translate function in leather

item_group.set('transform', svg.translate(indent, y))

                    indent += item_width

                    legend_group.append(item_group)

            legend_height = rows * (theme.legend_font_char_height + theme.legend_gap)

            header_margin += legend_height
            header_group.append(legend_group)

        margin_group.append(header_group)

        # Body
        body_group = ET.Element('g')
        body_group.set('transform', svg.translate(0, header_margin))

        body_width = margin_width
        body_height = margin_height - header_margin

        margin_group.append(body_group)

        # Axes
        x_scale, x_axis = self._validate_dimension(X)
        y_scale, y_axis = self._validate_dimension(Y)

        bottom_margin = x_axis.estimate_label_margin(x_scale, 'bottom')
        left_margin = y_axis.estimate_label_margin(y_scale, 'left')

        canvas_width = body_width - left_margin
        canvas_height = body_height - bottom_margin

body_height = margin_height - header_margin

        margin_group.append(body_group)

        # Axes
        x_scale, x_axis = self._validate_dimension(X)
        y_scale, y_axis = self._validate_dimension(Y)

        bottom_margin = x_axis.estimate_label_margin(x_scale, 'bottom')
        left_margin = y_axis.estimate_label_margin(y_scale, 'left')

        canvas_width = body_width - left_margin
        canvas_height = body_height - bottom_margin

        axes_group = ET.Element('g')
        axes_group.set('transform', svg.translate(left_margin, 0))

        axes_group.append(x_axis.to_svg(canvas_width, canvas_height, x_scale, 'bottom'))
        axes_group.append(y_axis.to_svg(canvas_width, canvas_height, y_scale, 'left'))

        header_group.set('transform', svg.translate(left_margin, 0))

        body_group.append(axes_group)

        # Series
        series_group = ET.Element('g')

        palette = self._palette()

        for series, shape in self._layers:
            series_group.append(shape.to_svg(canvas_width, canvas_height, x_scale, y_scale, series, palette))

if len(self._layers) > 1 or isinstance(self._layers[0][0], CategorySeries):
            legend_group = ET.Element('g')
            legend_group.set('transform', svg.translate(0, header_margin))

            indent = 0
            rows = 1
            palette = self._palette()

            for series, shape in self._layers:
                for item_group, item_width in shape.legend_to_svg(series, palette):
                    if indent + item_width > width:
                        indent = 0
                        rows += 1

                    y = (rows - 1) * (theme.legend_font_char_height + theme.legend_gap)
                    item_group.set('transform', svg.translate(indent, y))

                    indent += item_width

                    legend_group.append(item_group)

            legend_height = rows * (theme.legend_font_char_height + theme.legend_gap)

            header_margin += legend_height
            header_group.append(legend_group)

        margin_group.append(header_group)

        # Body
        body_group = ET.Element('g')
        body_group.set('transform', svg.translate(0, header_margin))

label = ET.Element('text',
                x=six.text_type(0),
                y=six.text_type(0),
                fill=theme.title_color
            )
            label.set('font-family', theme.title_font_family)
            label.set('font-size', six.text_type(theme.title_font_size))
            label.text = six.text_type(self._title)

            header_group.append(label)
            header_margin += theme.title_font_char_height + theme.title_gap

        # Legend
        if len(self._layers) > 1 or isinstance(self._layers[0][0], CategorySeries):
            legend_group = ET.Element('g')
            legend_group.set('transform', svg.translate(0, header_margin))

            indent = 0
            rows = 1
            palette = self._palette()

            for series, shape in self._layers:
                for item_group, item_width in shape.legend_to_svg(series, palette):
                    if indent + item_width > width:
                        indent = 0
                        rows += 1

                    y = (rows - 1) * (theme.legend_font_char_height + theme.legend_gap)
                    item_group.set('transform', svg.translate(indent, y))

                    indent += item_width