Fix lint issues

benchmark/scripts/be_report.py

@@ -35,7 +35,7 @@ def main(args_test=None):
                     compare=args.compare,
                 )
                 excel.report()
-                is_test = args_test != None
+                is_test = args_test is not None
                 Files.open(excel.get_file_name(), is_test)
             if args.sql:
                 sql = SQL(args.file)

benchmark/tests/PairCheck_test.py

@@ -1,4 +1,3 @@
-import os
 from io import StringIO
 from unittest.mock import patch
 from .TestBase import TestBase

benchmark/tests/scripts/Be_Summary_test.py

@@ -1,6 +1,3 @@
-import os
-from openpyxl import load_workbook
-from ...Utils import Folders
 from ..TestBase import TestBase