Pep8 code fix

Related-Prod: PROD-36993
Change-Id: Icd5e587ab640d3df7cc7981679433ca3b450fd2a
diff --git a/tcp_tests/tests/system/test_cvp_pipelines.py b/tcp_tests/tests/system/test_cvp_pipelines.py
index 44cf396..ca9c692 100644
--- a/tcp_tests/tests/system/test_cvp_pipelines.py
+++ b/tcp_tests/tests/system/test_cvp_pipelines.py
@@ -253,8 +253,8 @@
         # Download XML report
         show_step(4)
         destination_name = os.path.join(settings.LOGS_DIR,
-                                        "tmp/" + job_name + "_"
-                                        + str(build_number) + "_results.xml")
+                                        "tmp/" + job_name + "_" +
+                                        str(build_number) + "_results.xml")
         # Do not fail the test case when the job is failed, but
         # artifact with the XML report is present in the job.
         try:
@@ -264,16 +264,16 @@
                 password=jenkins_pass,
                 job_name=job_name,
                 build_number=build_number,
-                artifact_path='validation_artifacts/' + job_name
-                              + '_report.xml',
+                artifact_path='validation_artifacts/' + job_name +
+                              '_report.xml',
                 destination_name=destination_name)
         except jenkins.NotFoundException:
             raise jenkins.NotFoundException("{0}\n{1}".format(
                 description, '\n'.join(stages)))
 
         destination_name = os.path.join(settings.LOGS_DIR,
-                                        "tmp/" + job_name + "_"
-                                        + str(build_number) + "_full.log")
+                                        "tmp/" + job_name + "_" +
+                                        str(build_number) + "_full.log")
 
         try:
             get_jenkins_job_artifact.download_artifact(
@@ -431,8 +431,8 @@
         # Download XML report
         show_step(4)
         destination_name = os.path.join(settings.LOGS_DIR,
-                                        "tmp/" + job_name + "_"
-                                        + str(build_number) + "_results.xml")
+                                        "tmp/" + job_name + "_" +
+                                        str(build_number) + "_results.xml")
         # Do not fail the test case when the job is failed, but
         # artifact with the XML report is present in the job.
         try: