From 6f237179e46337704b17093cbd6c29a009a1322b Mon Sep 17 00:00:00 2001
From: Andrew Chin <achin@eminence32.net>
Date: Sat, 31 Dec 2016 20:42:15 +0000
Subject: [PATCH] Allow debug import

---
 overviewer_core/__init__.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/overviewer_core/__init__.py b/overviewer_core/__init__.py
index 6dc50db..ba12f33 100644
--- a/overviewer_core/__init__.py
+++ b/overviewer_core/__init__.py
@@ -3,6 +3,7 @@
 #
 
 import os.path
+import os
 import platform
 import traceback
 import sys
@@ -19,6 +20,8 @@ def check_c_overviewer():
     try:
         import c_overviewer
     except ImportError:
+        if os.environ.get("OVERVIEWER_DEBUG_IMPORT") == "1":
+            traceback.print_exc()
         ## if this is a frozen windows package, the following error messages about
         ## building the c_overviewer extension are not appropriate
         if hasattr(sys, "frozen") and platform.system() == 'Windows':