From: Matthijs Kooijman <matthijs@stdin.nl>
Date: Fri, 31 Oct 2008 16:30:34 +0000 (+0100)
Subject: Add log_error decorator for debugging.
X-Git-Url: https://git.stderr.nl/gitweb?p=matthijs%2Fprojects%2Fxerxes.git;a=commitdiff_plain;h=dec5a89fa614023c3e9fe7b0eff52eb186832f70

Add log_error decorator for debugging.
---

diff --git a/tools/misc.py b/tools/misc.py
index 1edf472..1259ab7 100644
--- a/tools/misc.py
+++ b/tools/misc.py
@@ -14,3 +14,17 @@ def make_iter(value):
             pass
     return [value]
 # vim: set sts=4 sw=4 expandtab:
+
+"""
+Decarator that catches any exception raised by the decorated function,
+prints it to stdout and raises it again.
+"""
+def log_error(func):
+    def show(*args, **kwargs):
+        try:
+            func(*args, **kwargs)
+        except Exception, e:
+            import traceback
+            traceback.print_exc()
+            raise e
+    return show