ADDED   contrib/dev_faulthandler.py
Index: contrib/dev_faulthandler.py
==================================================================
--- contrib/dev_faulthandler.py
+++ contrib/dev_faulthandler.py
@@ -0,0 +1,23 @@
+# api: python
+# title: faulthandler
+# description: capture fatal errors / memory fauls / Gtk and threading bugs
+# version: -1
+# type: io
+# category: debug
+# priority: development
+#
+# Debug Gtk/glibs/python/threading crashes.
+#
+# * Gdk:ERROR:/build/buildd/gtk+2.0-2.24.23/gdk/gdkregion-generic.c:1110:miUnionNonO:
+#   assertion failed: (y1 < y2)
+# * foobar: double free or corruption (fasttop): 0x...
+
+
+import faulthandler
+faulthandler.enable()
+   # file=open("/tmp/st2.log", "a+"), all_threads=True
+
+class dev_faulthandler(object):
+    def __init__(sefl, *x, **kw):
+        pass
+