def load(self, filename, create_if_missing=True):
        filename = Path(filename)
        if not filename.exists() and create_if_missing:
            self.load_pip_requirements()
            with filename.open("w") as f:
                f.write(yaml.dump(self.serialized, default_flow_style=False,
                                  encoding=None))
            self.filename = filename
            return self.save(filename)
        with filename.open() as f:
            for group, requirements in yaml.load(f.read()).items():
                for requirement in requirements:
                    self[group].add(Requirement.coerce(requirement))
        self.filename = filename
def test_admin_views(self):
        c = Client()
        c.login(username='testsuperuser', password='test1234')

        settingId = Setting.objects.all()[0].id # During tests, sometimes this is != 1
        themeId = Theme.objects.all()[0].id # During tests, sometimes this is != 1

        # Can access admin menu items
        admin_menu_items = ['/admin/app/setting/{}/change/'.format(settingId),
                            '/admin/app/theme/{}/change/'.format(themeId),
                            '/admin/',
                            '/admin/app/plugin/',
                            '/admin/auth/user/',
                            '/admin/auth/group/',
                            ]

        for url in admin_menu_items:
            res = c.get(url)
            self.assertEqual(res.status_code, status.HTTP_200_OK)

        # Cannot access dev tools (not in dev mode)
        settings.DEV = False
        self.assertEqual(c.get('/dev-tools/').status_code, status.HTTP_404_NOT_FOUND)
        settings.DEV = True