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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 _getToken(self):
 """ Second step in authorizing with Reader. Sends authorized request to Reader token URL and returns a token value. Returns token or raises IOError on error. """

        headers = {'Authorization':'GoogleLogin auth=%s' % self.auth_token}
        req = requests.get(ReaderUrl.API_URL + 'token', headers=headers)
        if req.status_code != 200:
            raise IOError("Error getting the Reader token.")
        return req.content