gh-102111: Add link to string escape sequences in re module (#106995)

wulmer · AlexWaygood · web-flow · commit 0af247da0932 · 2023-07-23T02:50:38.000-06:00
Co-authored-by: Alex Waygood &lt;Alex.Waygood@Gmail.com&gt;
diff --git a/Doc/library/re.rst b/Doc/library/re.rst
@@ -634,8 +634,8 @@ character ``'$'``.
    single: \x; in regular expressions
    single: \\; in regular expressions
 
-Most of the standard escapes supported by Python string literals are also
-accepted by the regular expression parser::
+Most of the :ref:`escape sequences <escape-sequences>` supported by Python
+string literals are also accepted by the regular expression parser::
 
    \a      \b      \f      \n
    \N      \r      \t      \u
diff --git a/Doc/reference/lexical_analysis.rst b/Doc/reference/lexical_analysis.rst
@@ -549,6 +549,10 @@ retained), except that three unescaped quotes in a row terminate the literal.  (
 
 .. _escape-sequences:
 
+
+Escape sequences
+^^^^^^^^^^^^^^^^
+
 Unless an ``'r'`` or ``'R'`` prefix is present, escape sequences in string and
 bytes literals are interpreted according to rules similar to those used by
 Standard C.  The recognized escape sequences are:
