Remove submodule, just put Dependencies in ./libs

libs/elixir/events.py

@@ -0,0 +1,30 @@
+__all__ = [
+    'before_insert',
+    'after_insert',
+    'before_update',
+    'after_update',
+    'before_delete',
+    'after_delete',
+    'reconstructor'
+]
+
+def create_decorator(event_name):
+    def decorator(func):
+        if not hasattr(func, '_elixir_events'):
+            func._elixir_events = []
+        func._elixir_events.append(event_name)
+        return func
+    return decorator
+
+before_insert = create_decorator('before_insert')
+after_insert = create_decorator('after_insert')
+before_update = create_decorator('before_update')
+after_update = create_decorator('after_update')
+before_delete = create_decorator('before_delete')
+after_delete = create_decorator('after_delete')
+try:
+    from sqlalchemy.orm import reconstructor
+except ImportError:
+    def reconstructor(func):
+        raise Exception('The reconstructor method decorator is only '
+                        'available with SQLAlchemy 0.5 and later')