Support deleting more than 100 messages at once

telethon/utils.py

@@ -2,6 +2,7 @@
 Utilities for working with the Telegram API itself (such as handy methods
 to convert between an entity like an User, Chat, etc. into its Input version)
 """
+import itertools
 import math
 import mimetypes
 import os
@@ -56,6 +57,17 @@ class Default:
     """
 
 
+def chunks(iterable, size=100):
+    """
+    Turns the given iterable into chunks of the specified size,
+    which is 100 by default since that's what Telegram uses the most.
+    """
+    it = iter(iterable)
+    size -= 1
+    for head in it:
+        yield itertools.chain([head], itertools.islice(it, size))
+
+
 def get_display_name(entity):
     """
     Gets the display name for the given entity, if it's an :tl:`User`,