X-Git-Url: https://git.stderr.nl/gitweb?a=blobdiff_plain;f=tools%2Fmisc.py;h=1259ab7d706284e6abc2164e79d6d90cdbe50143;hb=dec5a89fa614023c3e9fe7b0eff52eb186832f70;hp=110c370a74500672c1749dbaf4bb4b9f7c115ae8;hpb=30a3414a97f6bbcae73a936f658b639296fcdf98;p=matthijs%2Fprojects%2Fxerxes.git

diff --git a/tools/misc.py b/tools/misc.py
index 110c370..1259ab7 100644
--- a/tools/misc.py
+++ b/tools/misc.py
@@ -13,3 +13,18 @@ def make_iter(value):
         except TypeError:
             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