def get_server_version(self, agent=None):
        if not self.server_version:
            self.status()
        return self.server_version
Vacuum indexes in datastore.
dataset/ETHPy150Open ziirish/burp-ui/burpui/misc/backend/burp2.py/Burp.get_server_version--crossover with--dataset/ETHPy150Open CollabQ/CollabQ/.google_appengine/google/appengine/tools/appcfg.py/VacuumIndexesOperation.DoVacuum