Re-enable Pylint on some celery-related files (#8765)

* Re-enable pylint for superset/tasks/schedules.py

* re-enable pylint for superset/tasks/celery_app.py

superset/tasks/celery_app.py

@@ -14,7 +14,6 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
-# pylint: disable=C,R,W
 
 """
 This is the main entrypoint used by Celery workers. As such,
@@ -29,6 +28,7 @@ from superset.extensions import celery_app
 create_app()
 
 # Need to import late, as the celery_app will have been setup by "create_app()"
+# pylint: disable=wrong-import-position, unused-import
 from . import cache, schedules  # isort:skip
 
 # Export the celery app globally for Celery (as run on the cmd line) to find

superset/tasks/schedules.py

@@ -14,7 +14,6 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
-# pylint: disable=C,R,W
 
 """Utility functions used across Superset"""
 
@@ -24,7 +23,7 @@ import urllib.request
 from collections import namedtuple
 from datetime import datetime, timedelta
 from email.utils import make_msgid, parseaddr
-from urllib.error import URLError
+from urllib.error import URLError  # pylint: disable=ungrouped-imports
 
 import croniter
 import simplejson as json
@@ -190,11 +189,11 @@ def destroy_webdriver(driver):
     # and catch-all exceptions
     try:
         retry_call(driver.close, tries=2)
-    except Exception:
+    except Exception:  # pylint: disable=broad-except
         pass
     try:
         driver.quit()
-    except Exception:
+    except Exception:  # pylint: disable=broad-except
         pass
 
 
@@ -348,7 +347,9 @@ def deliver_slice(schedule):
 
 
 @celery_app.task(name="email_reports.send", bind=True, soft_time_limit=300)
-def schedule_email_report(task, report_type, schedule_id, recipients=None):
+def schedule_email_report(
+    task, report_type, schedule_id, recipients=None
+):  # pylint: disable=unused-argument
     model_cls = get_scheduler_model(report_type)
     schedule = db.create_scoped_session().query(model_cls).get(schedule_id)