From e2dca9da0db0c2d4b4dab4e5210c8dc677fa210b Mon Sep 17 00:00:00 2001
From: Alex Root Junior <jroot.junior@gmail.com>
Date: Tue, 30 May 2017 21:42:12 +0300
Subject: [PATCH] Set parent object

---
 aiogram/bot.py            |  3 ++-
 aiogram/types/__init__.py | 12 ++++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/aiogram/bot.py b/aiogram/bot.py
index 278b96c2..3f4dba2f 100644
--- a/aiogram/bot.py
+++ b/aiogram/bot.py
@@ -35,8 +35,9 @@ class AIOGramBot:
         if self.session and not self.session.closed:
             self.session.close()
 
-    def prepare_object(self, obj):
+    def prepare_object(self, obj, parent=None):
         obj.bot = self
+        obj.parent = parent
         return obj
 
     @property
diff --git a/aiogram/types/__init__.py b/aiogram/types/__init__.py
index a0d0982a..e9350e99 100644
--- a/aiogram/types/__init__.py
+++ b/aiogram/types/__init__.py
@@ -55,6 +55,18 @@ class Deserializable:
             if hasattr(attr, 'de_json'):
                 attr.bot = bot
 
+    @property
+    def parent(self):
+        return getattr(self, '_parent', None)
+
+    @parent.setter
+    def parent(self, value):
+        setattr(self, '_parent', value)
+        for name, attr in self.__dict__.items():
+            if hasattr(attr, 'de_json'):
+                attr.parent = self
+
+
     @classmethod
     def de_json(cls, raw_data):
         """