Move source links to consistent location and remove wordy, big yellow boxes.
diff --git a/Doc/library/sched.rst b/Doc/library/sched.rst
index 94f7991..a76aacc 100644
--- a/Doc/library/sched.rst
+++ b/Doc/library/sched.rst
@@ -7,14 +7,11 @@
 
 .. index:: single: event scheduling
 
+**Source code:** :source:`Lib/sched.py`
+
 The :mod:`sched` module defines a class which implements a general purpose event
 scheduler:
 
-.. seealso::
-
-   Latest version of the :source:`sched module Python source code
-   <Lib/sched.py>`
-
 .. class:: scheduler(timefunc, delayfunc)
 
    The :class:`scheduler` class defines a generic interface to scheduling events.