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-rw-r--r--Doc/library/string.rst19
1 files changed, 8 insertions, 11 deletions
diff --git a/Doc/library/string.rst b/Doc/library/string.rst
index 673f756bc6..3d1a3e8b43 100644
--- a/Doc/library/string.rst
+++ b/Doc/library/string.rst
@@ -62,10 +62,9 @@ The constants defined in this module are:
.. data:: lowercase
A string containing all the characters that are considered lowercase letters.
- On most systems this is the string ``'abcdefghijklmnopqrstuvwxyz'``. Do not
- change its definition --- the effect on the routines :func:`upper` and
- :func:`swapcase` is undefined. The specific value is locale-dependent, and will
- be updated when :func:`locale.setlocale` is called.
+ On most systems this is the string ``'abcdefghijklmnopqrstuvwxyz'``. The
+ specific value is locale-dependent, and will be updated when
+ :func:`locale.setlocale` is called.
.. data:: octdigits
@@ -89,18 +88,16 @@ The constants defined in this module are:
.. data:: uppercase
A string containing all the characters that are considered uppercase letters.
- On most systems this is the string ``'ABCDEFGHIJKLMNOPQRSTUVWXYZ'``. Do not
- change its definition --- the effect on the routines :func:`lower` and
- :func:`swapcase` is undefined. The specific value is locale-dependent, and will
- be updated when :func:`locale.setlocale` is called.
+ On most systems this is the string ``'ABCDEFGHIJKLMNOPQRSTUVWXYZ'``. The
+ specific value is locale-dependent, and will be updated when
+ :func:`locale.setlocale` is called.
.. data:: whitespace
A string containing all characters that are considered whitespace. On most
systems this includes the characters space, tab, linefeed, return, formfeed, and
- vertical tab. Do not change its definition --- the effect on the routines
- :func:`strip` and :func:`split` is undefined.
+ vertical tab.
.. _new-string-formatting:
@@ -599,7 +596,7 @@ They are not available as string methods.
Don't use strings derived from :const:`lowercase` and :const:`uppercase` as
arguments; in some locales, these don't have the same length. For case
- conversions, always use :func:`lower` and :func:`upper`.
+ conversions, always use :meth:`str.lower` and :meth:`str.upper`.
Deprecated string functions