fixing python test linter

Author: Matthias Antierens

molecule/alternative/tests/test_alternative.py

@@ -1,10 +1,10 @@
-import pytest
 import os
 import testinfra.utils.ansible_runner
 
 testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
     os.environ['MOLECULE_INVENTORY_FILE']).get_hosts('all')
 
+
 def test_service(host):
     s = host.service("memcached_exporter")
     assert s.is_enabled