Traceback (most recent call last):


 "G:\Dev\tadshop\site\venv\lib\site-packages\debug_toolbar\utils.py", line 53, in <genexpr>

e = any(path.startswith(hidden_path) for hidden_path in hidden_paths)
SystemError: error return without exception set

Traceback (most recent call last):


 "/opt/python/3.4.6/lib/python3.4/runpy.py", line 170, in _run_module_as_main

"__main__", mod_spec)


 "/opt/python/3.4.6/lib/python3.4/runpy.py", line 85, in _run_code

exec(code, run_globals)


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pytest.py", line 73, in <module>

raise SystemExit(pytest.main())


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/_pytest/config.py", line 50, in main

config = _prepareconfig(args, plugins)


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/_pytest/config.py", line 160, in _prepareconfig

pluginmanager=pluginmanager, args=args)


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pluggy/__init__.py", line 617, in __call__

return self._hookexec(self, self._nonwrappers + self._wrappers, kwargs)


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pluggy/__init__.py", line 222, in _hookexec

return self._inner_hookexec(hook, methods, kwargs)


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pluggy/__init__.py", line 216, in <lambda>

firstresult=hook.spec_opts.get('firstresult'),


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pluggy/callers.py", line 196, in _multicall

gen.send(outcome)


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/_pytest/helpconfig.py", line 68, in pytest_cmdline_parse

config = outcome.get_result()


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pluggy/callers.py", line 76, in get_result

raise ex[1].with_traceback(ex[2])


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pluggy/callers.py", line 180, in _multicall

res = hook_impl.function(*args)


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/_pytest/config.py", line 942, in pytest_cmdline_parse

self.parse(args)


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/_pytest/config.py", line 1107, in parse

self._preparse(args, addopts=addopts)


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/_pytest/config.py", line 1070, in _preparse

self.pluginmanager.load_setuptools_entrypoints('pytest11')


 "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pluggy/__init__.py", line 402, in load_setuptools_entrypoints

"Plugin %r could not be loaded: %s!" % (ep.name, e))
pluggy.PluginValidationError: Plugin 'pytest_cov' could not be loaded: (py 1.4.33 (/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages), Requirement.parse('py>=1.5.0'), {'pytest'})!
