Fix H* and W* pep8 warnings

List of fixed warnings:
H302, H802, W293, W391, W292

Change-Id: I3fb92623c44c0283c314654a4f84f97c515968f5
Reviewed-on: https://review.gerrithub.io/379377
Reviewed-by: Dennis Dmitriev <dis.xcom@gmail.com>
Tested-by: Dennis Dmitriev <dis.xcom@gmail.com>
diff --git a/tcp_tests/managers/virtlet_ceph_manager.py b/tcp_tests/managers/virtlet_ceph_manager.py
index 5a79cf2..28f3dad 100644
--- a/tcp_tests/managers/virtlet_ceph_manager.py
+++ b/tcp_tests/managers/virtlet_ceph_manager.py
@@ -31,4 +31,4 @@
         self.execute_commands(
             commands,
             label='Install One-node Ceph cluster in docker container')
-        self.__config.virtlet.ceph_installed = True
\ No newline at end of file
+        self.__config.virtlet.ceph_installed = True