metric of the number of players

backend/bang/game.py

@@ -258,6 +258,7 @@ class Game:
         self.choose_characters()
         if 'gold_rush' in self.expansions:
             self.notify_gold_rush_shop()
+        Metrics.send_metric('start_game', points=[1], tags=([f"exp:{e}" for e in self.expansions] + [f"players:{self.initial_players}"]))
 
     def distribute_roles(self):
         available_roles: List[roles.Role] = []

backend/server.py

@@ -272,7 +272,6 @@ def start_game(sid):
     ses: Player = sio.get_session(sid)
     ses.game.start_game()
     advertise_lobbies()
-    Metrics.send_metric('start_game', points=[1], tags=[f"exp:{e}" for e in ses.game.expansions])
 
 @sio.event
 def set_character(sid, name):