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

(cherry picked from commit 13cfd57dcf58485d6242fd8118c6ea4b10e29aab)

Co-authored-by: Joongi Kim <me@daybreaker.info>

diff --git a/Doc/library/asyncio-task.rst b/Doc/library/asyncio-task.rst
index cc8fffb0659f24743ca96d05ebea2ec7f2b5bf47..5b801aaf8ecc01bcdc568a9cc31b0ffd5d030cd4 100644 (file)
--- a/Doc/library/asyncio-task.rst
+++ b/Doc/library/asyncio-task.rst
@@ -630,7 +630,7 @@ 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.