--- /dev/null
+:class:`Messages` -- A bunch of messages
+========================================
+
+.. currentmodule:: notmuch
+
+.. autoclass:: Messages
+
+ .. automethod:: collect_tags
+
+ .. method:: __len__()
+
+ .. warning::
+
+ :meth:`__len__` was removed in version 0.6 as it exhausted the iterator and broke
+ list(Messages()). Use the :meth:`Query.count_messages` function or use `len(list(msgs))`.