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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 _get_dest_file_and_url(self, filepath, page_meta={}):
 """ Return tuple of the file destination and url """


        filename = filepath.split("/")[-1]
        filepath_base = filepath.replace(filename, "").rstrip("/")
        slug = page_meta.get("slug")
        fname = slugify(slug) if slug else filename \
            .replace(".html", "") \
            .replace(".md", "") \
            .replace(".jade", "")

        if page_meta.get("pretty_url") is False:
            dest_file = os.path.join(filepath_base, "%s.html" % fname)
        else:
            dest_dir = filepath_base
            if filename not in ["index.html", "index.md", "index.jade"]:
                dest_dir = os.path.join(filepath_base, fname)
            dest_file = os.path.join(dest_dir, "index.html")

        url = "/" + dest_file.replace("index.html", "")
        return dest_file, url