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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 continue_login(self, login_token, **params):
 """ Continues a login that requires an additional step. This is common for when login requires completing a captcha or supplying a two-factor authentication token. :Parameters: login_token : `str` A login token generated by the MediaWiki API (and used in a previous call to login()) params : `mixed` A set of parameters to include with the request. This depends on what "requests" for additional information were made by the MediaWiki API. """


        login_params = {
            'action': "clientlogin",
            'logintoken': login_token,
            'logincontinue': 1
        }
        login_params.update(params)
        login_doc = self.post(**login_params)
        if login_doc['clientlogin']['status'] != 'PASS':
            raise LoginError.from_doc(login_doc['clientlogin'])
        return login_doc['clientlogin']