Remove Python 2 leftovers.

Fixes: 1ca0323e7c29 ("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>

5 files changed, 7 insertions, 19 deletions

diff --git a/python/ovstest/rpcserver.py b/python/ovstest/rpcserver.py
index c4aab7020..05b6b1be2 100644
--- a/python/ovstest/rpcserver.py
+++ b/python/ovstest/rpcserver.py
@@ -18,22 +18,14 @@ rpcserver is an XML RPC server that allows RPC client to initiate tests
 
 import sys
 
-import exceptions
-
 import xmlrpc.client
 
-import tcp
-
 from twisted.internet import reactor
 from twisted.internet.error import CannotListenError
 from twisted.web import server
 from twisted.web import xmlrpc
 
-import udp
-
-import util
-
-import vswitch
+from . import tcp, udp, util, vswitch
 
 
 class TestArena(xmlrpc.XMLRPC):
@@ -210,7 +202,7 @@ class TestArena(xmlrpc.XMLRPC):
             (_, port) = self.__get_handle_resources(handle)
             port.loseConnection()
             self.__delete_handle(handle)
-        except exceptions.KeyError:
+        except KeyError:
             return -1
         return 0
 
@@ -222,7 +214,7 @@ class TestArena(xmlrpc.XMLRPC):
             (_, connector) = self.__get_handle_resources(handle)
             connector.disconnect()
             self.__delete_handle(handle)
-        except exceptions.KeyError:
+        except KeyError:
             return -1
         return 0
 
diff --git a/python/ovstest/tcp.py b/python/ovstest/tcp.py
index c495717f2..098c6cba3 100644
--- a/python/ovstest/tcp.py
+++ b/python/ovstest/tcp.py
@@ -21,7 +21,7 @@ import time
 from twisted.internet import interfaces
 from twisted.internet.protocol import ClientFactory, Factory, Protocol
 
-from zope.interface import implements
+from zope.interface.declarations import implementer
 
 
 class TcpListenerConnection(Protocol):
@@ -55,8 +55,8 @@ class TcpListenerFactory(Factory):
         return str(self.stats)
 
 
+@implementer(interfaces.IPushProducer)
 class Producer(object):
-    implements(interfaces.IPushProducer)
     """
     This producer class generates infinite byte stream for a specified time
     duration
diff --git a/python/ovstest/tests.py b/python/ovstest/tests.py
index 6de3cc3af..f959f945e 100644
--- a/python/ovstest/tests.py
+++ b/python/ovstest/tests.py
@@ -10,8 +10,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from __future__ import print_function
-
 import math
 import time
 
diff --git a/python/ovstest/util.py b/python/ovstest/util.py
index 72457158f..270d6a037 100644
--- a/python/ovstest/util.py
+++ b/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)
 
 
diff --git a/python/ovstest/vswitch.py b/python/ovstest/vswitch.py
index 9d5b5cffd..45c9587ee 100644
--- a/python/ovstest/vswitch.py
+++ b/python/ovstest/vswitch.py
@@ -15,7 +15,7 @@
 """
 vswitch module allows its callers to interact with OVS DB.
 """
-import util
+from . import util
 
 
 def ovs_vsctl_add_bridge(bridge):