Fixed lylint issue as unused variable

Signed-off-by: Praveen K Pandey <praveen@linux.vnet.ibm.com>

.github/workflows/pylint.yml

@@ -24,4 +24,4 @@ jobs:
         pip install pylint
     - name: Analysing the code with pylint
       run: |
-        pylint $(git ls-files '*.py')
+        pylint -d C0301,C0325,C0114,C0103,C0209,W0718,W1202,R0912  $(git ls-files '*.py')

OpTestConfiguration.py

@@ -514,7 +514,7 @@ def parse_config_file(self, filename, optional=False):
         config.read(filename)
 
         if config.has_section('op-test'):
-            d = dict(config.items('op-test'))
+            dict(config.items('op-test'))
         else:
             msg = "{} is missing an an [op-test] section header".format(
                 filename)
@@ -671,7 +671,7 @@ def do_testing_setup(self):
             # log for triage of how dated the repo is
             OpTestLogger.optest_logger_glob.optest_logger.debug(
                 "op-test-framework git level = {}".format(git_output))
-        except Exception as e:
+        except Exception:
             OpTestLogger.optest_logger_glob.optest_logger.debug(
                 "Unable to get git describe")