list comprehension syntax

1 files changed, 3 insertions, 1 deletions

diff --git a/glance-gateway.py b/glance-gateway.py
index ca3dd94..cad2f72 100755
--- a/glance-gateway.py
+++ b/glance-gateway.py
@@ -60,7 +60,9 @@ def main(args):
                                        port=env_src.extra_envs["openbook_port"],
                                        username=env_src.extra_envs["openbook_user"],
                                        password=env_src.extra_envs["openbook_pass"])
-            for region in [region if (manifest["regions_to_exclude"] is None or region["name"] not in manifest["regions_to_exclude"]) for region in ob_client.get_service_managers()]:
+            regions = ob_client.get_service_managers()
+            regions_filtered = regions if manifest["regions_to_exclude"] is None else [region for region in regions if region["name"] not in manifest["regions_to_exclude"]]
+            for region in regions_filtered:
                 # upload image as public
                 env_dest = Environment(region["connectionUrl"],
                                        args.os_project_name,