From: Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com>
Date: Tue, 5 Aug 2025 21:16:59 +0000 (+0200)
Subject: [3.13] Docs: add dunder and walrus to the glossary (GH-137430) (#137435)
X-Git-Tag: v3.13.6~6
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=29ebe0435ceb7609e3d7a3681f481a8d8f392d86;p=thirdparty%2FPython%2Fcpython.git

[3.13] Docs: add dunder and walrus to the glossary (GH-137430) (#137435)

Co-authored-by: Ned Batchelder <ned@nedbatchelder.com>
---

diff --git a/Doc/glossary.rst b/Doc/glossary.rst
index 9e44b156e733..b03ef1f06ff7 100644
--- a/Doc/glossary.rst
+++ b/Doc/glossary.rst
@@ -402,6 +402,11 @@ Glossary
       with :term:`abstract base classes <abstract base class>`.)  Instead, it
       typically employs :func:`hasattr` tests or :term:`EAFP` programming.
 
+   dunder
+      An informal short-hand for "double underscore", used when talking about a
+      :term:`special method`. For example, ``__init__`` is often pronounced
+      "dunder init".
+
    EAFP
       Easier to ask for forgiveness than permission.  This common Python coding
       style assumes the existence of valid keys or attributes and catches
@@ -1399,6 +1404,11 @@ Glossary
       A computer defined entirely in software.  Python's virtual machine
       executes the :term:`bytecode` emitted by the bytecode compiler.
 
+   walrus operator
+      A light-hearted way to refer to the :ref:`assignment expression
+      <assignment-expressions>` operator ``:=`` because it looks a bit like a
+      walrus if you turn your head.
+
    Zen of Python
       Listing of Python design principles and philosophies that are helpful in
       understanding and using the language.  The listing can be found by typing