Create a SimpleDB domain.

        :type domain_name: string
        :param domain_name: The name of the new domain

        :rtype: :class:`boto.sdb.domain.Domain` object
        :return: The newly created domain

def create_domain(self, domain_name):
        """
        Create a SimpleDB domain.

        :type domain_name: string
        :param domain_name: The name of the new domain

        :rtype: :class:`boto.sdb.domain.Domain` object
        :return: The newly created domain
        """
        params = {'DomainName':domain_name}
        d = self.get_object('CreateDomain', params, Domain)
        d.name = domain_name
        return d