Fix linter errors

src/python_testing/TestConformanceSupport.py

@@ -20,7 +20,7 @@
 from conformance_support import (ConformanceDecision, ConformanceException, ConformanceParseParameters, deprecated, disallowed,
                                  mandatory, optional, parse_basic_callable_from_xml, parse_callable_from_xml,
                                  parse_device_type_callable_from_xml, provisional, zigbee)
-from matter_testing_support import MatterBaseTest, async_test_body, default_matter_test_main
+from matter_testing_support import MatterBaseTest, default_matter_test_main
 from mobly import asserts
 
 

src/python_testing/TestSpecParsingDeviceType.py

@@ -14,13 +14,10 @@
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
 #
-import time
 import xml.etree.ElementTree as ElementTree
 
-import chip.clusters as Clusters
-from chip.clusters.Types import NullValue
 from jinja2 import Template
-from matter_testing_support import MatterBaseTest, async_test_body, default_matter_test_main
+from matter_testing_support import MatterBaseTest, default_matter_test_main
 from mobly import asserts
 from spec_parsing_support import build_xml_device_types, parse_single_device_type
 

src/python_testing/matter_testing_support.py

@@ -33,7 +33,7 @@
 from dataclasses import dataclass, field
 from datetime import datetime, timedelta, timezone
 from enum import Enum
-from typing import List, Optional, Tuple, Union
+from typing import List, Optional, Tuple
 
 from chip.tlv import float32, uint
 

src/python_testing/spec_parsing_support.py

@@ -149,7 +149,7 @@ def get_conformance(element: ElementTree.Element, cluster_id: int) -> ElementTre
     elif element.tag == 'event':
         location = EventPathLocation(endpoint_id=0, cluster_id=cluster_id, event_id=int(element.attrib['id'], 0))
     else:
-        location = ClusterPathLocation(endpoint_id=0, cluster_id=self._cluster_id)
+        location = ClusterPathLocation(endpoint_id=0, cluster_id=cluster_id)
     problem = ProblemNotice(test_name='Spec XML parsing', location=location,
                             severity=ProblemSeverity.WARNING, problem='Unable to find conformance element')
 
@@ -604,7 +604,7 @@ def parse_single_device_type(root: ElementTree.Element) -> tuple[list[ProblemNot
                 conformance = parse_device_type_callable_from_xml(conformance_xml)
                 device_types[id].clusters[cid] = XmlDeviceTypeClusterRequirements(
                     name=c.attrib['name'], conformance=conformance)
-            except ConformanceException as ex:
+            except ConformanceException:
                 location = DeviceTypePathLocation(device_type_id=id, cluster_id=cid)
                 problems.append(ProblemNotice("Parse Device Type XML", location=location,
                                 severity=ProblemSeverity.WARNING, problem="Unable to parse conformance for cluster"))