From 4e293f23a92de671a39b801f02256ec9dca04799 Mon Sep 17 00:00:00 2001
From: Dan <14043624+delivrance@users.noreply.github.com>
Date: Fri, 14 Sep 2018 15:28:08 +0200
Subject: [PATCH] Make handlers test whether filters are callable and not if
 they exist

---
 pyrogram/client/handlers/callback_query_handler.py   | 2 +-
 pyrogram/client/handlers/deleted_messages_handler.py | 2 +-
 pyrogram/client/handlers/message_handler.py          | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/pyrogram/client/handlers/callback_query_handler.py b/pyrogram/client/handlers/callback_query_handler.py
index c5346519..5d09f7d9 100644
--- a/pyrogram/client/handlers/callback_query_handler.py
+++ b/pyrogram/client/handlers/callback_query_handler.py
@@ -49,6 +49,6 @@ class CallbackQueryHandler(Handler):
     def check(self, callback_query):
         return (
             self.filters(callback_query)
-            if self.filters
+            if callable(self.filters)
             else True
         )
diff --git a/pyrogram/client/handlers/deleted_messages_handler.py b/pyrogram/client/handlers/deleted_messages_handler.py
index 55d5715f..8f5ef448 100644
--- a/pyrogram/client/handlers/deleted_messages_handler.py
+++ b/pyrogram/client/handlers/deleted_messages_handler.py
@@ -50,6 +50,6 @@ class DeletedMessagesHandler(Handler):
     def check(self, messages):
         return (
             self.filters(messages.messages[0])
-            if self.filters
+            if callable(self.filters)
             else True
         )
diff --git a/pyrogram/client/handlers/message_handler.py b/pyrogram/client/handlers/message_handler.py
index 1b4770b3..e4c3d13f 100644
--- a/pyrogram/client/handlers/message_handler.py
+++ b/pyrogram/client/handlers/message_handler.py
@@ -50,6 +50,6 @@ class MessageHandler(Handler):
     def check(self, message):
         return (
             self.filters(message)
-            if self.filters
+            if callable(self.filters)
             else True
         )