From b9133567af2186a32bd810704849a63ee2e012f7 Mon Sep 17 00:00:00 2001
From: Lonami Exo <totufals@hotmail.com>
Date: Wed, 27 Feb 2019 12:51:09 +0100
Subject: [PATCH] Remove weird map chr range from aggressive iter_participants

---
 telethon/client/chats.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/telethon/client/chats.py b/telethon/client/chats.py
index 83f8ce5e..fbd17454 100644
--- a/telethon/client/chats.py
+++ b/telethon/client/chats.py
@@ -1,4 +1,5 @@
 import itertools
+import string
 
 from .users import UserMethods
 from .. import utils
@@ -47,7 +48,7 @@ class _ParticipantsIter(RequestIter):
                     offset=0,
                     limit=200,
                     hash=0
-                ) for x in (search or map(chr, range(ord('a'), ord('z') + 1)))]
+                ) for x in (search or string.ascii_lowercase)]
             else:
                 self.requests = [functions.channels.GetParticipantsRequest(
                     channel=entity,