[Bf-blender-cvs] [0983692] ui-preview-buttons: workaround for complain on non-closed previews on exit

[Campbell Barton]

Commit: 09836924419b877c42cf9615a74bf3bcd54046a2
Author: Campbell Barton
Date:   Mon May 11 23:39:01 2015 +1000
Branches: ui-preview-buttons
https://developer.blender.org/rB09836924419b877c42cf9615a74bf3bcd54046a2

workaround for complain on non-closed previews on exit

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M	release/scripts/modules/bpy/utils/previews.py

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diff --git a/release/scripts/modules/bpy/utils/previews.py b/release/scripts/modules/bpy/utils/previews.py
index e901e24..d4846f6 100644
--- a/release/scripts/modules/bpy/utils/previews.py
+++ b/release/scripts/modules/bpy/utils/previews.py
@@ -126,3 +126,12 @@ def remove(p):
     """
     p.close()
 
+
+# don't complain about resources on exit (only unregister)
+import atexit
+
+def exit_clear_warning():
+    del _BPyImagePreviewCollection.__del__
+
+atexit.register(exit_clear_warning)
+del atexit, exit_clear_warning