How to use the xlwings.xlplatform function in xlwings

def __repr__(self):
        return "".format(self.name,
                                                                       Sheet(self.sheet_name_or_index).name,
                                                                       xlplatform.get_workbook_name(self.xl_workbook))

def clear_contents(self):
        """
        Clears the content of a Range but leaves the formatting.
        """
        xlplatform.clear_contents_range(self.xl_range)

self.asarray = kwargs.get('asarray', False)  # Return Data as NumPy Array
        self.strict = kwargs.get('strict', False)  # Stop table/horizontal/vertical at empty cells that contain formulas
        self.atleast_2d = kwargs.get('atleast_2d', False)  # Force data to be list of list or a 2d numpy array

        # Get sheet
        if sheet_name_or_index:
            self.xl_sheet = xlplatform.get_worksheet(self.xl_workbook, sheet_name_or_index)
        else:
            self.xl_sheet = xlplatform.get_active_sheet(self.xl_workbook)

        # Get xl_range object
        if range_address:
            self.row1 = xlplatform.get_first_row(self.xl_sheet, range_address)
            self.col1 = xlplatform.get_first_column(self.xl_sheet, range_address)
            self.row2 = self.row1 + xlplatform.count_rows(self.xl_sheet, range_address) - 1
            self.col2 = self.col1 + xlplatform.count_columns(self.xl_sheet, range_address) - 1

        if 0 in (self.row1, self.col1, self.row2, self.col2):
            raise IndexError("Attempted to access 0-based Range. xlwings/Excel Ranges are 1-based.")
        self.xl_range = xlplatform.get_range_from_indices(self.xl_sheet, self.row1, self.col1, self.row2, self.col2)

if before is None and after is None:
            after = Sheet(Sheet.count(wkb=wkb), wkb=wkb)
        elif before:
            before = Sheet(before, wkb=wkb)
        elif after:
            after = Sheet(after, wkb=wkb)

        if name:
            if name.lower() in [i.name.lower() for i in Sheet.all(wkb=wkb)]:
                raise Exception('That sheet name is already taken.')
            else:
                xl_sheet = xlplatform.add_sheet(xl_workbook, before, after)
                xlplatform.set_worksheet_name(xl_sheet, name)
                return cls(name, wkb)
        else:
            xl_sheet = xlplatform.add_sheet(xl_workbook, before, after)
            return cls(xlplatform.get_worksheet_name(xl_sheet), wkb)

"""
        Creates a new Excel file with the xlwings VBA module already included. This method must be called from an
        interactive Python shell::

        >>> Workbook.open_template()

        .. versionadded:: 0.3.3
        """
        this_dir = os.path.abspath(os.path.dirname(inspect.getfile(inspect.currentframe())))
        template_file = 'xlwings_template.xltm'
        try:
            os.remove(os.path.join(this_dir, '~$' + template_file))
        except OSError:
            pass

        xlplatform.open_template(os.path.realpath(os.path.join(this_dir, template_file)))

self.index = kwargs.get('index', True)  # Set DataFrame with index
        self.header = kwargs.get('header', True)  # Set DataFrame with header
        self.asarray = kwargs.get('asarray', False)  # Return Data as NumPy Array
        self.strict = kwargs.get('strict', False)  # Stop table/horizontal/vertical at empty cells that contain formulas
        self.atleast_2d = kwargs.get('atleast_2d', False)  # Force data to be list of list or a 2d numpy array

        # Get sheet
        if sheet_name_or_index:
            self.xl_sheet = xlplatform.get_worksheet(self.xl_workbook, sheet_name_or_index)
        else:
            self.xl_sheet = xlplatform.get_active_sheet(self.xl_workbook)

        # Get xl_range object
        if range_address:
            self.row1 = xlplatform.get_first_row(self.xl_sheet, range_address)
            self.col1 = xlplatform.get_first_column(self.xl_sheet, range_address)
            self.row2 = self.row1 + xlplatform.count_rows(self.xl_sheet, range_address) - 1
            self.col2 = self.col1 + xlplatform.count_columns(self.xl_sheet, range_address) - 1

        if 0 in (self.row1, self.col1, self.row2, self.col2):
            raise IndexError("Attempted to access 0-based Range. xlwings/Excel Ranges are 1-based.")
        self.xl_range = xlplatform.get_range_from_indices(self.xl_sheet, self.row1, self.col1, self.row2, self.col2)

wkb : Workbook object, default Workbook.current()
            Defaults to the Workbook that was instantiated last or set via ``Workbook.set_current()``.


        .. versionadded:: 0.5.0
        """

        xl_workbook = Workbook.get_xl_workbook(wkb)

        if isinstance(sheet, Sheet):
                sheet = sheet.index
        if sheet is None:
            sheet = xlplatform.get_worksheet_index(xlplatform.get_active_sheet(xl_workbook))

        if name:
            if name in xlplatform.get_shapes_names(xl_workbook, sheet):
                raise ShapeAlreadyExists('A shape with this name already exists.')

        if sys.platform.startswith('darwin') and xlplatform.get_major_app_version_number(xl_workbook) >= 15:
            # Office 2016 for Mac is sandboxed. This path seems to work without the need of granting access explicitly
            xlwings_picture = os.path.expanduser("~") + '/Library/Containers/com.microsoft.Excel/Data/xlwings_picture.png'
            shutil.copy2(filename, xlwings_picture)
            filename = xlwings_picture

        # Image dimensions
        im_width, im_height = None, None
        if width is None or height is None:
            if Image:
                im = Image.open(filename)
                im_width, im_height = im.size

        if width is None:

def top(self, value):
        xlplatform.set_shape_top(self, value)

def __init__(self, *args, **kwargs):
        super(Picture, self).__init__(*args, **kwargs)
        self.xl_picture = xlplatform.get_picture(self)
        self.index = xlplatform.get_picture_index(self)

def __init__(self, *args, **kwargs):
        super(Chart, self).__init__(*args, **kwargs)

        # Get xl_chart object
        self.xl_chart = xlplatform.get_chart_object(self.xl_workbook, self.sheet_name_or_index, self.name_or_index)
        self.index = xlplatform.get_chart_index(self.xl_chart)

        # Chart Type
        chart_type = kwargs.get('chart_type')
        if chart_type:
            self.chart_type = chart_type

        # Source Data
        source_data = kwargs.get('source_data')
        if source_data:
            self.set_source_data(source_data)