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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(self, url: str) -> str: """A small wrapper method which makes a quick GET request. Parameters url : str The URL to get. Returns ------- str The raw html of the requested page. Raises ------ RuneConnectionError If the GET response status is not 200. """

        resp = self.session.get(url, headers=self.HEADERS)
        if resp.status_code is 200:
            return resp.text
        else:
            raise RuneConnectionError(resp.status_code)