GH-98407: fix `test_kill_issue43884` to not leak child processes (#98491)

diff --git a/Lib/test/test_asyncio/test_subprocess.py b/Lib/test/test_asyncio/test_subprocess.py
index fe1d060c77d4c745bea72d8d536feba55c470fe8..20bca3e6b72736dd100255dc93bac5feef45c228 100644 (file)
--- a/Lib/test/test_asyncio/test_subprocess.py
+++ b/Lib/test/test_asyncio/test_subprocess.py
@@ -184,7 +184,10 @@ class SubprocessMixin:
             self.assertEqual(-signal.SIGKILL, returncode)
 
     def test_kill_issue43884(self):
-        blocking_shell_command = f'{sys.executable} -c "import time; time.sleep(100000000)"'
+        if sys.platform == 'win32':
+            blocking_shell_command = f'{sys.executable} -c "import time; time.sleep(100000000)"'
+        else:
+            blocking_shell_command = 'sleep 1; sleep 1'
         creationflags = 0
         if sys.platform == 'win32':
             from subprocess import CREATE_NEW_PROCESS_GROUP