fix flake8 and missing inject_python_repo

Signed-off-by: Nathan Cheung <nathan.cheung.451@outlook.com>
Signed-off-by: Fabrice Macagno <fabrice.macagno@al.com.au>

src/rez/tests/test_test.py

@@ -9,19 +9,21 @@
 from rez.resolved_context import ResolvedContext
 from rez.package_test import PackageTestRunner
 
+
 class TestTest(TestBase, TempdirMixin):
     @classmethod
     def setUpClass(cls):
         TempdirMixin.setUpClass()
 
         packages_path = cls.data_path("builds", "packages")
         cls.settings = dict(
-            packages_path = [packages_path],
+            packages_path=[packages_path],
             package_filter=None,
             implicit_packages=[],
             warn_untimestamped=False,
             resolve_caching=False
         )
+
     @classmethod
     def tearDownClass(cls):
         TempdirMixin.tearDownClass()
@@ -34,24 +36,28 @@ def test_1(self):
 
     def _run_tests(self, r):
         """Run unit tests in package.py"""
+        self.inject_python_repo()
         runner = PackageTestRunner(
             package_request="testing_obj",
             package_paths=r.package_paths,
             stop_on_fail=False,
             verbose=2
         )
-        
+
         test_names = runner.get_test_names()
 
         for test_name in test_names:
-                runner.run_test(test_name)
+            runner.run_test(test_name)
 
         successful_test = self._get_test_result(runner, "check_car_ideas")
         failed_test = self._get_test_result(runner, "move_meeting_to_noon")
 
         self.assertEqual(runner.test_results.num_tests, 2)
         self.assertEqual(successful_test["status"], "success")
         self.assertEqual(failed_test["status"], "failed")
-    
+
     def _get_test_result(self, runner, test_name):
-        return next((result for result in runner.test_results.test_results if result.get("test_name") == test_name), None)
+        return next(
+            (result for result in runner.test_results.test_results if result.get("test_name") == test_name),
+            None
+        )