docs

a06692430ec2592c6eb1df6b217d4ea9cbeb378c
commit a06692430ec2592c6eb1df6b217d4ea9cbeb378c
diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
@@ -4140,6 +4140,15 @@ copying.
       .. versionchanged:: 3.5
          The source format is no longer restricted when casting to a byte view.
 
+   .. method:: count(value, start=0, stop=sys.maxsize, /)
+
+      Return the index of the first occurrence of *value* (at or after
+      index *start* and before index *stop*).
+
+      Raises a :exc:`ValueError` if *value* cannot be found.
+
+      .. versionadded:: 3.14
+
    There are also several readonly attributes available:
 
    .. attribute:: obj