From ee51fdf72d7611aa6eb2a7b36a2177f1daa39f55 Mon Sep 17 00:00:00 2001
From: Damian Shaw <damian.peter.shaw@gmail.com>
Date: Tue, 28 Nov 2023 20:50:39 -0500
Subject: [PATCH] Fix Literal

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

diff --git a/src/resolvelib/resolvers.py b/src/resolvelib/resolvers.py
index e5e1b15..6c475d5 100644
--- a/src/resolvelib/resolvers.py
+++ b/src/resolvelib/resolvers.py
@@ -10,7 +10,6 @@
     Generic,
     Iterable,
     List,
-    Literal,
     Mapping,
     NamedTuple,
     Optional,
@@ -35,6 +34,7 @@
 
 if TYPE_CHECKING:
     from .providers import Preference
+    from typing_extensions import Literal
 
     BacktrackStrategy = Literal["backjump_fallback", "backjump", "backtrack"]