Creates a new server security group.

        :param str name:  The name of the security group to create.
        :param str desc:  A short description of the group.

def create_secgroup(self, name, desc):
        """
        Creates a new server security group.

        :param str name:  The name of the security group to create.
        :param str desc:  A short description of the group.

        """
        self.nova.security_groups.create(name, desc)