def _build_url(self, path):
if path.startswith('<STR_LIT>') or path.startswith('<STR_LIT>'):<EOL><INDENT>return path<EOL><DEDENT>else:<EOL><INDENT>return '<STR_LIT>' % (self._url, path)<EOL><DEDENT>
Returns the full url from path.

        If path is already a url, return it unchanged. If it's a path, append
        it to the stored url.

        Returns:
            str: The full URL