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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 tile_fonts(self, fontstack, stack_range, out_folder=None):
 """This resource returns glyphs in PBF format. The template url for this fonts resource is represented in Vector Tile Style resource."""

        url = "{url}/resources/fonts/{fontstack}/{stack_range}.pbf".format(
            url=self._url,
            fontstack=fontstack,
            stack_range=stack_range)
        params = {}
        if out_folder is None:
            out_folder = tempfile.gettempdir()
        return self._get(url=url,
                         param_dict=params,
                         out_folder=out_folder,
                         securityHandler=self._securityHandler,
                         proxy_port=self._proxy_port,
                         proxy_url=self._proxy_host)