From 3d74941bed2d27130b1defa4f30afb7f96ebc0bf Mon Sep 17 00:00:00 2001
From: Dan <14043624+delivrance@users.noreply.github.com>
Date: Mon, 14 May 2018 00:48:53 +0200
Subject: [PATCH] Add slots

---
 pyrogram/client/ext/utils.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pyrogram/client/ext/utils.py b/pyrogram/client/ext/utils.py
index f83557f2..5722032c 100644
--- a/pyrogram/client/ext/utils.py
+++ b/pyrogram/client/ext/utils.py
@@ -33,6 +33,8 @@ log = logging.getLogger(__name__)
 # TODO: Organize the code better?
 
 class Str(str):
+    __slots__ = "_client", "_entities"
+
     def __init__(self, *args):
         super().__init__()
         self._client = None