From e59351969241c3d7f44560027cf1e44206e17d6c Mon Sep 17 00:00:00 2001
From: Ruslan Bel'kov <ruslan.belckov@yandex.ru>
Date: Sun, 28 Apr 2024 14:05:27 +0300
Subject: [PATCH] Accept 0 as a callback id (#1329)

---
 src/socketio/packet.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/socketio/packet.py b/src/socketio/packet.py
index 18307694..ec1b364c 100644
--- a/src/socketio/packet.py
+++ b/src/socketio/packet.py
@@ -185,6 +185,6 @@ def _to_dict(self):
             'data': self.data,
             'nsp': self.namespace,
         }
-        if self.id:
+        if self.id is not None:
             d['id'] = self.id
         return d