From 837e9d29649dcaea7e72f7a07f1ef9bcbe6f68e5 Mon Sep 17 00:00:00 2001
From: Noam Meltzer <tsnoam@gmail.com>
Date: Tue, 4 Oct 2016 02:06:45 +0300
Subject: [PATCH] Animation: use explicit keyword args + added documentation

---
 telegram/animation.py | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/telegram/animation.py b/telegram/animation.py
index 371d1ec96..813f8f806 100644
--- a/telegram/animation.py
+++ b/telegram/animation.py
@@ -22,8 +22,26 @@ from telegram import TelegramObject
 
 
 class Animation(TelegramObject):
+    """This object represents a Telegram Animation.
 
-    def __init__(self, file_id, **kwargs):
+    Attributes:
+        file_id (str): Unique file identifier.
+
+    Keyword Args:
+        thumb (Optional[:class:`telegram.PhotoSize`]): Animation thumbnail as defined by sender.
+        file_name (Optional[str]): Original animation filename as defined by sender.
+        mime_type (Optional[str]): MIME type of the file as defined by sender.
+        file_size (Optional[int]): File size.
+
+    """
+
+    def __init__(self,
+                 file_id,
+                 thumb=None,
+                 file_name=None,
+                 mime_type=None,
+                 file_size=None,
+                 **kwargs):
         self.file_id = file_id
         self.thumb = kwargs.get('thumb')
         self.file_name = kwargs.get('file_name')