Fix tox.ini to run unit tests on CI

Change-Id: I64a998b04e432397dcb34f70e7a0167374147eef
diff --git a/tcp_tests/managers/k8smanager.py b/tcp_tests/managers/k8smanager.py
index 12dd2dc..6394141 100644
--- a/tcp_tests/managers/k8smanager.py
+++ b/tcp_tests/managers/k8smanager.py
@@ -289,15 +289,17 @@
             ns = self.api.namespaces.get(name=name)
             LOG.info("Namespace '{0}' is already exists".format(ns.name))
         except ApiException as e:
-          if hasattr(e,"status") and 404 == e.status:
-            LOG.info("Creating Namespace in k8s cluster")
-            ns = self.api.namespaces.create(body={'metadata': {'name': name}})
-            LOG.info("Namespace '{0}' is created".format(ns.name))
-            # wait 10 seconds until a token for new service account is created
-            time.sleep(10)
-            ns = self.api.namespaces.get(name=ns.name)
-          else:
-            raise
+            if hasattr(e, "status") and 404 == e.status:
+                LOG.info("Creating Namespace in k8s cluster")
+                ns = self.api.namespaces.create(
+                    body={'metadata': {'name': name}})
+                LOG.info("Namespace '{0}' is created".format(ns.name))
+                # wait 10 seconds until a token for new service account
+                # is created
+                time.sleep(10)
+                ns = self.api.namespaces.get(name=ns.name)
+            else:
+                raise
         return ns
 
     def create_objects(self, path):
@@ -409,7 +411,6 @@
         cmd = "apt install jq -y"
         return self.__underlay.check_call(cmd, node_name=self.ctl_host)
 
-
     def git_clone(self, project, target):
         cmd = "git clone {0} {1}".format(project, target)
         return self.__underlay.check_call(cmd, node_name=self.ctl_host)
@@ -494,4 +495,4 @@
         cmd = ("~/virtlet/examples/virsh.sh domblklist {} | "
                "tail -n +3 | awk {{'print $2'}}".format(domain_id))
         result = self.__underlay.check_call(cmd, node_name=self.ctl_host)
-        return result['stdout'].strip()
\ No newline at end of file
+        return result['stdout'].strip()