+from traceback import format_exception
+
+def excepthook(excepttype, value, traceback):
+ """Handle uncaught exceptions."""
+
+ # assemble the list of errors into a single string
+ message = "".join(format_exception(excepttype, value, traceback))
+
+ # try to log it, if possible
+ try: log(message, 9)
+ except: pass
+
+ # try to write it to stderr, if possible
+ try: stderr.write(message)
+ except: pass
+
+# redefine sys.excepthook with ours
+import sys
+sys.excepthook = excepthook