session.py 文件源码

def switch_domain(self, domain):
        """
        Switch from one domain to another. You can call session.login() with a domain
        key value to log directly into the domain of choice or alternatively switch
        from domain to domain. The user must have permissions to the domain or
        unauthorized will be returned. 
        ::

            session.login() # Log in to 'Shared Domain'
            ...
            session.switch_domain('MyDomain')

        :raises SMCConnectionError: Error logging in to specified domain.
            This typically means the domain either doesn't exist or the
            user does not have privileges to that domain.
        """
        if self.domain != domain:
            # Do we already have a session
            if domain not in self._sessions:
                logger.info('Creating session for domain: %s', domain)
                credentials = self._get_login_params()
                credentials.update(domain=domain)
                self.login(**credentials)
            else:
                logger.info('Switching to existing domain session: %s', domain)
                self._session = self._sessions.get(domain)
                self._domain = domain