Fixed issue with code finder when there is no current request

Author: boxed

iommi/code_finder.py

@@ -23,7 +23,8 @@ def setup_code_finder():
     for node_class in [IncludeNode, ForNode, IfNode, TranslateNode, BlockTranslateNode]:
         def debug_url_render(self, context, orig_render=node_class.render):
             orig_result = orig_render(self, context)
-            if '_iommi_code_finder' not in get_current_request().GET:
+            request = get_current_request()
+            if request and '_iommi_code_finder' not in request.GET:
                 return orig_result
 
             # Get the file path and line number from the node's origin and token