New generation init

none/helpers.py

@@ -0,0 +1,12 @@
+from typing import Dict, Any
+
+
+def context_source(ctx: Dict[str, Any]) -> str:
+    src = ''
+    if ctx.get('group_id'):
+        src += 'g%s' % ctx['group_id']
+    elif ctx.get('discuss_id'):
+        src += 'd%s' % ctx['discuss_id']
+    if ctx.get('user_id'):
+        src += 'p%s' % ctx['user_id']
+    return src