asyncio io: group transports and protocols in a new title
diff --git a/Doc/library/asyncio-protocol.rst b/Doc/library/asyncio-protocol.rst
index f3921f5..ae9c640 100644
--- a/Doc/library/asyncio-protocol.rst
+++ b/Doc/library/asyncio-protocol.rst
@@ -1,5 +1,9 @@
 .. module:: asyncio
 
+++++++++++++++++++++++++
+Transports and protocols
+++++++++++++++++++++++++
+
 .. _transport:
 
 Transports