fixing linter error

Author: timmarkhuff

test/unit/test_cli.py

@@ -41,7 +41,9 @@ def test_detector_and_image_queries(detector_name: Callable):
         check=False,
     )
     assert completed_process.returncode == 0
-    det_id_on_create = re.search("id='([^']+)'", completed_process.stdout).group(1)
+    match = re.search("id='([^']+)'", completed_process.stdout)
+    assert match is not None
+    det_id_on_create = match.group(1)
     # The output of the create-detector command looks something like:
     # id='det_abc123'
     # type=<DetectorTypeEnum.detector: 'detector'>
@@ -59,7 +61,9 @@ def test_detector_and_image_queries(detector_name: Callable):
         check=False,
     )
     assert completed_process.returncode == 0
-    det_id_on_get = re.search("id='([^']+)'", completed_process.stdout).group(1)
+    match = re.search("id='([^']+)'", completed_process.stdout)
+    assert match is not None
+    det_id_on_get = match.group(1)
     assert det_id_on_create == det_id_on_get
     completed_process = subprocess.run(
         ["groundlight", "get-detector", det_id_on_create],