[pitivi] Port validate testsuite to py3

[Thibault Saunier <tsaunier src gnome org>]

commit a83cb42d306c0931a87c0dc91eb3b78f4502bffc
Author: Thibault Saunier <thibault saunier osg samsung com>
Date:   Tue Feb 21 12:42:47 2017 -0300

    Port validate testsuite to py3
    
    Differential Revision: https://phabricator.freedesktop.org/D1676

 tests/validate-tests/manager.py |   16 ++++++++--------
 1 files changed, 8 insertions(+), 8 deletions(-)
---
diff --git a/tests/validate-tests/manager.py b/tests/validate-tests/manager.py
index 10edfc3..36c2ab1 100644
--- a/tests/validate-tests/manager.py
+++ b/tests/validate-tests/manager.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python2
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 # Pitivi video editor
 # Copyright (c) 2013, Thibault Saunier <thibault saunier collabora com>
@@ -19,19 +19,19 @@
 # Boston, MA 02110-1301, USA.
 """The Pitivi GstValidate tests manager and friends."""
 import os
-from urllib import unquote
+import urllib.parse
+from urllib.parse import unquote
 
-import urlparse
-import utils
-from baseclasses import GstValidateTest
-from baseclasses import ScenarioManager
-from baseclasses import TestsManager
+from launcher import utils
+from launcher.baseclasses import GstValidateTest
+from launcher.baseclasses import ScenarioManager
+from launcher.baseclasses import TestsManager
 
 
 def quote_uri(uri):
     """Encodes a URI/path according to RFC 2396."""
     # Split off the "file:///" part, if present.
-    parts = urlparse.urlsplit(uri, allow_fragments=False)
+    parts = urllib.parse.urlsplit(uri, allow_fragments=False)
     # Make absolutely sure the string is unquoted before quoting again!
     raw_path = unquote(parts.path)
     return utils.path2url(raw_path)