From 53bfac0cc2dbd3d757544c542d7f9cf26a53ab4c Mon Sep 17 00:00:00 2001
From: David Soria Parra <davidsp@anthropic.com>
Date: Wed, 29 Jan 2025 10:01:56 +0000
Subject: [PATCH] fix: make progress_token check E711 compat

---
 src/mcp/server/fastmcp/server.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mcp/server/fastmcp/server.py b/src/mcp/server/fastmcp/server.py
index 5c819df..46977c4 100644
--- a/src/mcp/server/fastmcp/server.py
+++ b/src/mcp/server/fastmcp/server.py
@@ -599,7 +599,7 @@ class Context(BaseModel):
             else None
         )
 
-        if progress_token == None:
+        if progress_token is None:
             return
 
         await self.request_context.session.send_progress_notification(