[core/event] Initial commit of simplistic event engine

core/event.py

@@ -0,0 +1,13 @@
+
+callbacks = {}
+
+def register(event, callback, *args, **kwargs):
+    callbacks.setdefault(event, []).append(
+        lambda: callback(*args, **kwargs)
+    )
+
+def trigger(event):
+    for callback in callbacks.get(event, []):
+        callback()
+
+# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4