From c589a70e1766ca63b6f3edab5ae197fe49511e25 Mon Sep 17 00:00:00 2001 From: Georg Brandl Date: Mon, 2 Aug 2010 19:36:36 +0000 Subject: [PATCH] #9438: clarify that constant names also cannot be assigned as attributes. --- Doc/library/constants.rst | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) diff --git a/Doc/library/constants.rst b/Doc/library/constants.rst index 89b7d718b41..b69d1178fe2 100644 --- a/Doc/library/constants.rst +++ b/Doc/library/constants.rst @@ -3,15 +3,6 @@ Built-in Constants 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 (assignments to them raise :exc:`SyntaxError`), so they can be - considered "true" constants. - -.. XXX False, True, None are keywords too - .. data:: False The false value of the :class:`bool` type. Assignments to ``False`` @@ -50,6 +41,12 @@ A small number of constants live in the built-in namespace. They are: Assignments to :const:`__debug__` are illegal and raise a :exc:`SyntaxError`. See also the :keyword:`assert` statement. +.. note:: + + The names :data:`None`, :data:`False`, :data:`True` and :data:`__debug__` + cannot be reassigned (assignments to them, even as an attribute name, raise + :exc:`SyntaxError`), so they can be considered "true" constants. + Constants added by the :mod:`site` module -----------------------------------------