From a11b1a92b2543a9b0fb352a309320cfb578c469c Mon Sep 17 00:00:00 2001
From: Adam Johnson <AdamJohnso@gmail.com>
Date: Mon, 15 Feb 2016 18:18:42 -0500
Subject: [PATCH] __enter__ must return a value

---
 korman/operators/op_export.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/korman/operators/op_export.py b/korman/operators/op_export.py
index 658e421..969ba5d 100644
--- a/korman/operators/op_export.py
+++ b/korman/operators/op_export.py
@@ -143,6 +143,7 @@ class _UiHelper:
         self.frame_num = scene.frame_current
         scene.frame_set(scene.frame_start)
         scene.update()
+        return self
 
     def __exit__(self, type, value, traceback):
         for i in bpy.data.objects: