From f0c06aa9b8b116869c3008c1f7102f1f01170d5e Mon Sep 17 00:00:00 2001
From: floordiv <pavloromanenko25@gmail.com>
Date: Fri, 9 Apr 2021 03:29:43 +0300
Subject: [PATCH] aiogram.types.reply_keyboard: implemented __iadd__ method
 (allows adding buttons using += operator instead of calling .add() method),
 __add__ (get new keyboard from 2+ other keyboards by adding them)

---
 aiogram/types/reply_keyboard.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/aiogram/types/reply_keyboard.py b/aiogram/types/reply_keyboard.py
index ffe07ae1..271906bd 100644
--- a/aiogram/types/reply_keyboard.py
+++ b/aiogram/types/reply_keyboard.py
@@ -90,6 +90,16 @@ class ReplyKeyboardMarkup(base.TelegramObject):
             self.add(button)
         return self
 
+    def __iadd__(self, other):
+        return self.add(other)
+
+    def __add__(self, other):
+        return ReplyKeyboardMarkup(
+            keyboard=self.keyboard + other.keyboard, resize_keyboard=self.resize_keyboard,
+            one_time_keyboard=self.one_time_keyboard, selective=self.selective,
+            row_width=self.row_width
+        )
+
 
 class KeyboardButton(base.TelegramObject):
     """