From a800ee41055c2ed1438275cecadd1f45857f6b2c Mon Sep 17 00:00:00 2001
From: JR Heard <jrheard@cs.stanford.edu>
Date: Wed, 2 Jul 2025 05:44:37 -0700
Subject: [PATCH] Add overloads to gen.multi() (#3515)

Add overloads to gen.multi(). Closes #3514.
---
 tornado/gen.py | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/tornado/gen.py b/tornado/gen.py
index 1ee8b608..7bfbaf01 100644
--- a/tornado/gen.py
+++ b/tornado/gen.py
@@ -437,6 +437,20 @@ class WaitIterator:
         return self.next()
 
 
+@overload
+def multi(
+    children: Sequence[_Yieldable],
+    quiet_exceptions: Union[Type[Exception], Tuple[Type[Exception], ...]] = (),
+) -> Future[List]: ...
+
+
+@overload
+def multi(
+    children: Mapping[Any, _Yieldable],
+    quiet_exceptions: Union[Type[Exception], Tuple[Type[Exception], ...]] = (),
+) -> Future[Dict]: ...
+
+
 def multi(
     children: Union[Sequence[_Yieldable], Mapping[Any, _Yieldable]],
     quiet_exceptions: "Union[Type[Exception], Tuple[Type[Exception], ...]]" = (),
-- 
2.39.5