From 0401a4c6bbf46d3363b3e19bb9ae407c166a69d3 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 4 Mar 2026 21:00:58 +0000
Subject: [PATCH 2/2] fix: initialize _ws_blacklist as set() instead of {}

Co-authored-by: Flowseal <50780822+Flowseal@users.noreply.github.com>
---
 tg_ws_proxy.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tg_ws_proxy.py b/tg_ws_proxy.py
index 3fdd435..d5da6ba 100644
--- a/tg_ws_proxy.py
+++ b/tg_ws_proxy.py
@@ -39,7 +39,7 @@ _dc_opt: Dict[int, Optional[str]] = {}
 # DCs where WS is known to fail (302 redirect)
 # Raw TCP fallback will be used instead
 # Keyed by (dc, is_media)
-_ws_blacklist: Set[Tuple[int, bool]] = {}
+_ws_blacklist: Set[Tuple[int, bool]] = set()
 
 # Rate-limit re-attempts per (dc, is_media)
 _dc_fail_until: Dict[Tuple[int, bool], float] = {}