Fix sendPhoto method description (python-telegram-bot#919)

erjanmx · Eldinnie · commit a5c8e98ee787 · 2017-12-06T13:24:34.000+01:00
diff --git a/telegram/bot.py b/telegram/bot.py
@@ -340,7 +340,7 @@ def send_photo(self,
         """Use this method to send photos.
 
         Note:
-            The video argument can be either a file_id, an URL or a file from disk
+            The photo argument can be either a file_id, an URL or a file from disk
             ``open(filename, 'rb')``
 
         Args:
