Remove Python 2 leftovers.

Fixes: 1ca0323e7c ("Require Python 3 and remove support for Python 2.")
Reported at: https://bugzilla.redhat.com/show_bug.cgi?id=1949875
Signed-off-by: Rosemarie O'Riorden <roriorde@redhat.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>

python/ovstest/util.py

@@ -26,8 +26,6 @@ import socket
 import struct
 import subprocess
 
-import exceptions
-
 import xmlrpc.client
 
 
@@ -88,7 +86,7 @@ def start_process(args):
                              stderr=subprocess.PIPE)
         out, err = p.communicate()
         return (p.returncode, out, err)
-    except exceptions.OSError:
+    except OSError:
         return (-1, None, None)