[Python-checkins] bpo-31907: [doc] clarify that str.format() does not support arbitrary expressions (#25053)

ericvsmith webhook-mailer at python.org
Sun Mar 28 16:47:40 EDT 2021


https://github.com/python/cpython/commit/fb1d01b9630b5069fe975f16e07a027d90b89434
commit: fb1d01b9630b5069fe975f16e07a027d90b89434
branch: master
author: Irit Katriel <iritkatriel at yahoo.com>
committer: ericvsmith <ericvsmith at users.noreply.github.com>
date: 2021-03-28T16:47:20-04:00
summary:

bpo-31907: [doc] clarify that str.format() does not support arbitrary expressions (#25053)

files:
M Doc/library/string.rst

diff --git a/Doc/library/string.rst b/Doc/library/string.rst
index 1bfd518349b38..d935419f7b75e 100644
--- a/Doc/library/string.rst
+++ b/Doc/library/string.rst
@@ -188,8 +188,8 @@ Format String Syntax
 The :meth:`str.format` method and the :class:`Formatter` class share the same
 syntax for format strings (although in the case of :class:`Formatter`,
 subclasses can define their own format string syntax).  The syntax is
-related to that of :ref:`formatted string literals <f-strings>`, but
-there are differences.
+related to that of :ref:`formatted string literals <f-strings>`, but it is
+less sophisticated and, in particular, does not support arbitrary expressions.
 
 .. index::
    single: {} (curly brackets); in string formatting



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