def __repr__(self):
        return "<Requirement(package={package}, version='{version}')>".format(
            package=self.package, version=self.version)
def activate(self):
        """
        Syntax sugar that helps at django shell with fast tenant changing

        Usage:
            Tenant.objects.get(schema_name='test').activate()
        """
        connection = connections[get_tenant_database_alias()]
        connection.set_tenant(self)