Miscellaneous pylint fixes.

The following rules are no longer disabled:

- bad-format-string
- duplicate-key
- lost-exception
- trailing-newlines
- unexpected-keyword-arg
- useless-suppression
- using-constant-test

lib/ansible/modules/cloud/amazon/aws_kms.py

@@ -293,4 +293,3 @@ def main():
 
 if __name__ == '__main__':
     main()
-

lib/ansible/modules/cloud/openstack/os_floating_ip.py

@@ -218,7 +218,7 @@ def main():
                     module.fail_json(msg="server {server} already has a "
                                          "floating-ip on requested "
                                          "interface but it doesn't match "
-                                         "requested network {network: {fip}"
+                                         "requested network {network}: {fip}"
                                      .format(server=server_name_or_id,
                                              network=network,
                                              fip=remove_values(f_ip,

lib/ansible/modules/cloud/openstack/os_image_facts.py

@@ -167,4 +167,3 @@ from ansible.module_utils.basic import *
 from ansible.module_utils.openstack import *
 if __name__ == '__main__':
     main()
-