The list region API in keystone has no "name" concept. The region name is actually presented by the "id" field and is unique. Use get region API instead. Closes-Bug: #2131974 Change-Id: I42200f7ef56352ecfb8dbc22b6e1709333ccf274 Signed-off-by: Takashi Kajinami <kajinamit@oss.nttdata.com>