From 1b4564bdb1c085d0aaff42178af44c7d6ec3991e Mon Sep 17 00:00:00 2001
From: Jaime van Kessel <nallath@gmail.com>
Date: Tue, 16 May 2017 14:37:47 +0200
Subject: [PATCH] Added missing typing import

---
 cura/Settings/ExtruderManager.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cura/Settings/ExtruderManager.py b/cura/Settings/ExtruderManager.py
index 7a8c1be8bc..40d8fe7a19 100755
--- a/cura/Settings/ExtruderManager.py
+++ b/cura/Settings/ExtruderManager.py
@@ -20,6 +20,7 @@ from typing import Optional, List, TYPE_CHECKING, Union
 
 if TYPE_CHECKING:
     from cura.Settings.ExtruderStack import ExtruderStack
+    from cura.Settings.GlobalStack import GlobalStack
 
 
 ##  Manages all existing extruder stacks.