Creates a basic http session.

        :param username: Username for the session
        :type username: str
        :param password: Password for the username
        :type password: str
        :param timeout: If set determines the timeout period for the Session.
        :type timeout: Optional[int]

        :rtype: NoReturn

def _create_http_basic_session(self, username, password, timeout=None):
        """ Creates a basic http session.

        :param username: Username for the session
        :type username: str
        :param password: Password for the username
        :type password: str
        :param timeout: If set determines the timeout period for the Session.
        :type timeout: Optional[int]

        :rtype: NoReturn
        """
        verify = self._options['verify']
        self._session = ResilientSession(timeout=timeout)
        self._session.verify = verify
        self._session.auth = (username, password)
        self._session.cert = self._options['client_cert']