async def METHOD_NAME(session, tags, gauges):
    acquired_count = 0
    total_count = 0
    for name, place in session.places.items():
        prefix = ".".join(["places"] + [place.tags.get(t, "") for t in tags])
        inc_gauge(gauges, f"{prefix}.total")
        if place.acquired:
            inc_gauge(gauges, f"{prefix}.acquired")