pythonGH-115577 Clarify netloc term usage in urllib.parse docs (pytho…

…nGH-117632)

Doc/library/urllib.parse.rst

@@ -31,6 +31,11 @@ The :mod:`urllib.parse` module defines functions that fall into two broad
 categories: URL parsing and URL quoting. These are covered in detail in
 the following sections.
 
+This module's functions use the deprecated term ``netloc`` (or ``net_loc``),
+which was introduced in :rfc:`1808`. However, this term has been obsoleted by
+:rfc:`3986`, which introduced the term ``authority`` as its replacement.
+The use of ``netloc`` is continued for backward compatibility.
+
 URL Parsing
 -----------