def METHOD_NAME():
    client = boto3.client("amp", region_name="ap-southeast-1")
    workspace_id = client.create_workspace(alias="initial")["workspaceId"]
    w = client.describe_workspace(workspaceId=workspace_id)["workspace"]
    assert w["alias"] == "initial"
    client.update_workspace_alias(alias="updated", workspaceId=workspace_id)
    w = client.describe_workspace(workspaceId=workspace_id)["workspace"]
    assert w["alias"] == "updated"