diff -r                   Doc/library/asynchat.rst
+++ a Doc/library/asynchat.rst  Thur Mar 13 11:35:00 2014
+++ b Doc/library/asynchat.rst  Sun  Mar 16 00:35:00 2014


+.. asychat documentation
+
+ asychat documentation needs to be more precise in its use of string vs bytes
+-----------------------------------------------------------------------------
+
  The producer indicates exhaustion (*i.e.* that it contains no more data) by
- having its :meth:`more` method return the empty string. At this point the
- :class:`async_chat` object removes the producer from the fifo and starts
+ having its :meth:`more` method return the empty bytes object. At this point
+ the :class:`async_chat` object removes the producer from the fifo and starts
  using the next producer, if any. When the producer fifo is empty the
  :meth:`handle_write` method does nothing. You use the channel object's