Add tox.ini file with code check using black

Related-prod: PRODX-42195
Change-Id: Ib18d07f8af8d563a7cca6d1c96029411ae9b5a12
diff --git a/tox.ini b/tox.ini
new file mode 100644
index 0000000..7ed5f88
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,11 @@
+[tox]
+minversion = 3.1
+envlist=pep8
+ignore_basepython_conflict = True
+
+[testenv:pep8]
+envdir={toxworkdir}/pep8
+deps =
+    black
+commands =
+    black daily_jenkins_job_report log_helper parcing_testrail_results save_jenkins_console tempest_tests_resources testrail_bot testrail_upload_suites update_testrail_xml upload2testrail_docker  -l 79 --diff