Issue #29392: Prevent crash when passing invalid arguments into msvcrt module.

1 files changed, 6 insertions, 5 deletions

diff --git a/Lib/test/test_poplib.py b/Lib/test/test_poplib.py
index bceeb93ad1..e5b16dc98a 100644
--- a/Lib/test/test_poplib.py
+++ b/Lib/test/test_poplib.py
@@ -8,7 +8,6 @@ import asyncore
 import asynchat
 import socket
 import os
-import time
 import errno
 
 from unittest import TestCase, skipUnless
@@ -153,10 +152,12 @@ class DummyPOP3Handler(asynchat.async_chat):
         def cmd_stls(self, arg):
             if self.tls_active is False:
                 self.push('+OK Begin TLS negotiation')
-                tls_sock = ssl.wrap_socket(self.socket, certfile=CERTFILE,
-                                           server_side=True,
-                                           do_handshake_on_connect=False,
-                                           suppress_ragged_eofs=False)
+                context = ssl.SSLContext()
+                context.load_cert_chain(CERTFILE)
+                tls_sock = context.wrap_socket(self.socket,
+                                               server_side=True,
+                                               do_handshake_on_connect=False,
+                                               suppress_ragged_eofs=False)
                 self.del_channel()
                 self.set_socket(tls_sock)
                 self.tls_active = True