From 02a201e1e706788f355171ff979e1f82ecadfc71 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 23 Apr 2017 20:51:14 +0100
Subject: [PATCH] logging: if logevent_is_boringtwisted fails, print why when
 we print the exception

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 hippotatlib/__init__.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hippotatlib/__init__.py b/hippotatlib/__init__.py
index 9c2ebfd..588012a 100644
--- a/hippotatlib/__init__.py
+++ b/hippotatlib/__init__.py
@@ -110,7 +110,8 @@ def logevent_is_boringtwisted(event):
     if dflag is None and DBG.TWISTED in debug_set: return False
     return True
   except Exception:
-    print(traceback.format_exc(), file=org_stderr)
+    print('EXCEPTION (IN BORINGTWISTED CHECK)',
+          traceback.format_exc(), file=org_stderr)
     return False
 
 @implementer(twisted.logger.ILogFilterPredicate)
-- 
2.11.0