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-rw-r--r--Doc/library/constants.rst3
-rw-r--r--Doc/reference/simple_stmts.rst2
2 files changed, 3 insertions, 2 deletions
diff --git a/Doc/library/constants.rst b/Doc/library/constants.rst
index 634656a820..0d44b7babb 100644
--- a/Doc/library/constants.rst
+++ b/Doc/library/constants.rst
@@ -8,7 +8,8 @@ A small number of constants live in the built-in namespace. They are:
.. note::
:data:`None`, :data:`False`, :data:`True` and :data:`__debug__` cannot be
- reassigned, so they can be considered "true" constants.
+ reassigned (assignments to them raise :exc:`SyntaxError`), so they can be
+ considered "true" constants.
.. XXX False, True, None are keywords too
diff --git a/Doc/reference/simple_stmts.rst b/Doc/reference/simple_stmts.rst
index e905ff6bf7..e9be1fddd4 100644
--- a/Doc/reference/simple_stmts.rst
+++ b/Doc/reference/simple_stmts.rst
@@ -290,7 +290,7 @@ The simple form, ``assert expression``, is equivalent to ::
The extended form, ``assert expression1, expression2``, is equivalent to ::
if __debug__:
- if not expression1: raise AssertionError, expression2
+ if not expression1: raise AssertionError(expression2)
.. index::
single: __debug__