From 0f825b705011c2840bc5803142ad0462e9584fda Mon Sep 17 00:00:00 2001
From: Thomas Krijnen <t.krijnen@gmail.com>
Date: Wed, 3 May 2017 15:10:20 +0200
Subject: [PATCH] Fix missing import

---
 src/ifcopenshell-python/ifcopenshell/geom/occ_utils.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/ifcopenshell-python/ifcopenshell/geom/occ_utils.py b/src/ifcopenshell-python/ifcopenshell/geom/occ_utils.py
index a510837bd0..6ac620e546 100644
--- a/src/ifcopenshell-python/ifcopenshell/geom/occ_utils.py
+++ b/src/ifcopenshell-python/ifcopenshell/geom/occ_utils.py
@@ -182,6 +182,8 @@ def get_bounding_box_center(bbox):
 
     
 def serialize_shape(shape):
+    import OCC.BRepTools
+    
     shapes = OCC.BRepTools.BRepTools_ShapeSet()
     shapes.Add(shape)
     return shapes.WriteToString()