Cleanup tests

tests/test_product_brand.py

@@ -1,13 +1,6 @@
 #!/usr/bin/env python
 # The COPYRIGHT file at the top level of this repository contains the full
 # copyright notices and license terms.
-import sys
-import os
-DIR = os.path.abspath(os.path.normpath(os.path.join(__file__,
-    '..', '..', '..', '..', '..', 'trytond')))
-if os.path.isdir(DIR):
-    sys.path.insert(0, os.path.dirname(DIR))
-
 import unittest
 import trytond.tests.test_tryton
 from trytond.tests.test_tryton import test_view, test_depends
@@ -38,6 +31,3 @@ def suite():
     suite = trytond.tests.test_tryton.suite()
     suite.addTests(unittest.TestLoader().loadTestsFromTestCase(TestCase))
     return suite
-
-if __name__ == '__main__':
-    unittest.TextTestRunner(verbosity=2).run(suite())