Spec: add TypeGuard reference to link from PEP 647 (#1625)

hugovk · web-flow · commit 9cb95732eaec · 2024-02-10T08:28:31.000-08:00
diff --git a/docs/spec/narrowing.rst b/docs/spec/narrowing.rst
@@ -1,9 +1,13 @@
+.. _`type-narrowing`:
+
 Type narrowing
 ==============
 
 Type checkers should narrow the types of expressions in
 certain contexts. This behavior is currently largely unspecified.
 
+.. _`typeguard`:
+
 TypeGuard
 ---------
 
