gh-105331: Fix asyncio.sleep() bug

Lib/asyncio/tasks.py

@@ -15,6 +15,7 @@
 import functools
 import inspect
 import itertools
+import math
 import types
 import warnings
 import weakref
@@ -642,6 +643,11 @@ def __sleep0():
 
 async def sleep(delay, result=None):
     """Coroutine that completes after a given time (in seconds)."""
+
+    # check delay value is not nan
+    if math.isnan(delay):
+        raise ValueError("Invalid delay: NaN (not a number)")
+
     if delay <= 0:
         await __sleep0()
         return result

Misc/NEWS.d/next/Core and Builtins/2023-06-11-09-14-30.gh-issue-105331.nlZvoW.rst

@@ -0,0 +1 @@
+Add ``asyncio.sleep()`` error handel. When call ``asyncio.sleep(float('nan'))``, it should be raise ValueError.