From: Ned Batchelder <ned@nedbatchelder.com>
Date: Tue, 5 Aug 2025 20:30:38 +0000 (-0400)
Subject: Docs: add dunder and walrus to the glossary (#137430)
X-Git-Tag: v3.15.0a1~772
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=44ff6b545149ea59837fc74122d435572f21e489;p=thirdparty%2FPython%2Fcpython.git

Docs: add dunder and walrus to the glossary (#137430)
---

diff --git a/Doc/glossary.rst b/Doc/glossary.rst
index a4dc986c313c..69e8857af894 100644
--- a/Doc/glossary.rst
+++ b/Doc/glossary.rst
@@ -435,6 +435,11 @@ 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
@@ -1474,6 +1479,11 @@ 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