First batch of signature documentation changes; using default argument syntax where applicable.
diff --git a/Doc/library/atexit.rst b/Doc/library/atexit.rst
index 11b4120..74712ee 100644
--- a/Doc/library/atexit.rst
+++ b/Doc/library/atexit.rst
@@ -17,7 +17,7 @@
:func:`os._exit` is called.
-.. function:: register(func[, *args[, **kargs]])
+.. function:: register(func, *args, **kargs)
Register *func* as a function to be executed at termination. Any optional
arguments that are to be passed to *func* must be passed as arguments to
@@ -48,7 +48,8 @@
.. seealso::
Module :mod:`readline`
- Useful example of :mod:`atexit` to read and write :mod:`readline` history files.
+ Useful example of :mod:`atexit` to read and write :mod:`readline` history
+ files.
.. _atexit-example: