address lint warning

onadata/apps/logger/management/commands/export_data.py

@@ -1,12 +1,16 @@
 # -*- coding: utf-8 -*-
+"""
+Management command to export data from a form in CSV format.
+"""
+
 from django.core.management.base import BaseCommand
 
+from codetiming import Timer
+
 from onadata.apps.logger.models.xform import XForm
 from onadata.apps.viewer.models.export import Export
 from onadata.libs.utils.export_tools import generate_export
 
-from codetiming import Timer
-
 
 class Command(BaseCommand):
     help = "Exports data from a form in CSV format"
@@ -35,8 +39,8 @@ def handle(self, *args: str, **options: str):
             plural_or_singular = (
                 "submission" if xform.num_of_submissions == 1 else "submissions"
             )
-            self.stdout.write(
-                self.style.SUCCESS(
-                    f'{export.pk}: Exporting {xform.num_of_submissions} {plural_or_singular} of the form "{xform.title}"'
-                )
+            msg = (
+                f"{export.pk}: Exporting {xform.num_of_submissions}"
+                f'{plural_or_singular} of the form "{xform.title}"'
             )
+            self.stdout.write(self.style.SUCCESS(msg))

onadata/apps/logger/tests/management/commands/test_export_data.py

@@ -1,15 +1,22 @@
 # -*- coding: utf-8 -*-
+"""
+Tests for the onadata.apps.logger.management.commands.export_data module.
+"""
 
 from io import StringIO
 
 from django.core.management import call_command
 from django.core.management.base import CommandError
+
 from onadata.apps.main.tests.test_base import TestBase
 from onadata.apps.viewer.models.export import Export
 
 
 class ExportDataTest(TestBase):
+    """Tests for the export_data management command."""
+
     def test_command_output(self):
+        """Test the output of the export_data management command."""
         output = StringIO()
         error_output = StringIO()
         with self.assertRaisesMessage(