Issue #4870: Add an `options` attribute to SSL contexts, as well as
several ``OP_*`` constants to the `ssl` module. This allows to selectively
disable protocol versions, when used in combination with `PROTOCOL_SSLv23`.
diff --git a/Lib/ssl.py b/Lib/ssl.py
index 24d3771..585105d 100644
--- a/Lib/ssl.py
+++ b/Lib/ssl.py
@@ -63,6 +63,7 @@
from _ssl import CERT_NONE, CERT_OPTIONAL, CERT_REQUIRED
from _ssl import (PROTOCOL_SSLv2, PROTOCOL_SSLv3, PROTOCOL_SSLv23,
PROTOCOL_TLSv1)
+from _ssl import OP_ALL, OP_NO_SSLv2, OP_NO_SSLv3, OP_NO_TLSv1
from _ssl import RAND_status, RAND_egd, RAND_add
from _ssl import (
SSL_ERROR_ZERO_RETURN,