Run arbitrary python codeon keypress

gistfile1.txt

diff --git a/libqtile/manager.py b/libqtile/manager.py
index 69f1c61..8034430 100644
--- a/libqtile/manager.py
+++ b/libqtile/manager.py
@@ -1597,6 +1597,12 @@ class Qtile(command.CommandObject):
         """
         return "OK"
 
+    def cmd_run(self, closure):
+        """
+            Run closure with the qtile object as a single argument.
+        """
+        return closure(self)
+
     def cmd_sync(self):
         """
             Sync the X display. Should only be used for development.