Fix missing coroutine declaration in the asyncio documentation. (#5964)

diff --git a/Doc/library/asyncio-task.rst b/Doc/library/asyncio-task.rst
index 71dbe06c899f1845336a2891cbf0065a45f7173c..485e1b843d082d8d41b512b00335fae6078b0897 100644 (file)
--- a/Doc/library/asyncio-task.rst
+++ b/Doc/library/asyncio-task.rst
@@ -682,7 +682,7 @@ Task functions
 
    This function is a :ref:`coroutine <coroutine>`.
 
-.. function:: shield(arg, \*, loop=None)
+.. coroutinefunction:: shield(arg, \*, loop=None)
 
    Wait for a future, shielding it from cancellation.