chore: set up ruff as a new linter/formatter (#28158)

tests/unit_tests/utils/docker.py

@@ -16,7 +16,6 @@
 # under the License.
 import os
 import sys
-from unittest.mock import patch
 
 import pytest
 
@@ -32,7 +31,7 @@ scripts_dir = os.path.abspath(
 )
 sys.path.append(scripts_dir)
 
-import build_docker as docker_utils  # Replace with the actual function name
+import build_docker as docker_utils  # Replace with the actual function name  # noqa: E402
 
 
 @pytest.fixture(autouse=True)

tests/unit_tests/utils/lock_tests.py

@@ -26,7 +26,7 @@ from pytest_mock import MockerFixture
 from superset.exceptions import CreateKeyValueDistributedLockFailedException
 from superset.key_value.exceptions import KeyValueCreateFailedError
 from superset.key_value.types import KeyValueResource
-from superset.utils.lock import KeyValueDistributedLock, serialize
+from superset.utils.lock import KeyValueDistributedLock
 
 
 def test_KeyValueDistributedLock_happy_path(mocker: MockerFixture) -> None:

tests/unit_tests/utils/test_core.py

@@ -21,7 +21,6 @@ from unittest.mock import MagicMock, patch
 
 import pandas as pd
 import pytest
-from sqlalchemy import CheckConstraint, Column, Integer, MetaData, Table
 
 from superset.exceptions import SupersetException
 from superset.utils.core import (
@@ -314,7 +313,6 @@ def test_generic_constraint_name_not_found():
     table_name = "my_table"
     columns = {"column1", "column2"}
     referenced_table_name = "other_table"
-    constraint_name = "my_constraint"
 
     # Create a mock table object with the same structure but no matching constraint
     table_mock = MagicMock()

tests/unit_tests/utils/urls_tests.py

@@ -14,7 +14,6 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
-import pytest
 
 from superset.utils.urls import modify_url_query