when trying to use grapefruit test fails

[arielb2]

]$ python3 setup.py test Traceback (most recent call last): File "setup.py", line 76, in Main() File "setup.py", line 69, in Main setuptools.setup(**METADATA) File "/usr/lib64/python3.4/distutils/core.py", line 148, in setup dist.run_commands() File "/usr/lib64/python3.4/distutils/dist.py", line 955, in run_commands self.run_command(cmd) File "/usr/lib64/python3.4/distutils/dist.py", line 974, in run_command cmd_obj.run() File "/usr/lib/python3.4/site-packages/setuptools/command/test.py", line 142, in run self.with_project_on_sys_path(self.run_tests) File "/usr/lib/python3.4/site-packages/setuptools/command/test.py", line 122, in with_project_on_sys_path func() File "/usr/lib/python3.4/site-packages/setuptools/command/test.py", line 163, in run_tests testRunner=self._resolve_as_ep(self.test_runner), File "/usr/lib64/python3.4/unittest/main.py", line 92, in init self.parseArgs(argv) File "/usr/lib64/python3.4/unittest/main.py", line 139, in parseArgs self.createTests() File "/usr/lib64/python3.4/unittest/main.py", line 146, in createTests self.module) File "/usr/lib64/python3.4/unittest/loader.py", line 146, in loadTestsFromNames suites = [self.loadTestsFromName(name, module) for name in names] File "/usr/lib64/python3.4/unittest/loader.py", line 146, in suites = [self.loadTestsFromName(name, module) for name in names] File "/usr/lib64/python3.4/unittest/loader.py", line 114, in loadTestsFromName parent, obj = obj, getattr(obj, part) AttributeError: 'module' object has no attribute 'suite'