CLI: make the output of create commands machine-readable (#8833)

The underlying SDK functions already emit human-friendly log messages
with the ID of the created resource. Instead of printing largely the
same message twice, we can just print the ID. That way, the CLI can be
more easily integrated into other software.

changelog.d/20241216_144316_roman_machine_readable_create.md

@@ -0,0 +1,6 @@
+### Changed
+
+- \[CLI\] The output of the `task create`, `task create-from-backup` and
+  `project create` commands is now just the created resource ID,
+  making it machine-readable
+  (<https://github.com/cvat-ai/cvat/pull/8833>)

cvat-cli/src/cvat_cli/_internal/commands_projects.py

@@ -83,7 +83,7 @@ def execute(
             dataset_format=dataset_format,
             status_check_period=status_check_period,
         )
-        print(f"Created project ID {project.id}")
+        print(project.id)
 
 
 @COMMANDS.command_class("delete")

cvat-cli/src/cvat_cli/_internal/commands_tasks.py

@@ -226,7 +226,7 @@ def execute(
             status_check_period=status_check_period,
             pbar=DeferredTqdmProgressReporter(),
         )
-        print("Created task id", task.id)
+        print(task.id)
 
 
 @COMMANDS.command_class("delete")
@@ -406,7 +406,7 @@ def execute(self, client: Client, *, filename: str, status_check_period: int) ->
             status_check_period=status_check_period,
             pbar=DeferredTqdmProgressReporter(),
         )
-        print(f"Created task ID", task.id)
+        print(task.id)
 
 
 @COMMANDS.command_class("auto-annotate")

tests/python/cli/test_cli_projects.py

@@ -35,7 +35,7 @@ def test_can_create_project(self):
             "https://bugs.example/",
         )
 
-        project_id = int(stdout.split()[-1])
+        project_id = int(stdout.rstrip("\n"))
         created_project = self.client.projects.retrieve(project_id)
         assert created_project.name == "new_project"
         assert created_project.bug_tracker == "https://bugs.example/"
@@ -52,7 +52,7 @@ def test_can_create_project_from_dataset(self, fxt_coco_dataset):
             "COCO 1.0",
         )
 
-        project_id = int(stdout.split()[-1])
+        project_id = int(stdout.rstrip("\n"))
         created_project = self.client.projects.retrieve(project_id)
         assert created_project.name == "new_project"
         assert {label.name for label in created_project.get_labels()} == {"car", "person"}

tests/python/cli/test_cli_tasks.py

@@ -74,7 +74,7 @@ def test_can_create_task_from_local_images(self):
             "0.01",
         )
 
-        task_id = int(stdout.split()[-1])
+        task_id = int(stdout.rstrip("\n"))
         assert self.client.tasks.retrieve(task_id).size == 5
 
     def test_can_create_task_from_local_images_with_parameters(self):
@@ -102,7 +102,7 @@ def test_can_create_task_from_local_images_with_parameters(self):
             "http://localhost/bug",
         )
 
-        task_id = int(stdout.split()[-1])
+        task_id = int(stdout.rstrip("\n"))
         task = self.client.tasks.retrieve(task_id)
         frames = task.get_frames_info()
         assert [f.name for f in frames] == [
@@ -191,7 +191,7 @@ def test_can_upload_annotations(self, fxt_new_task: Task, fxt_coco_file: Path):
     def test_can_create_from_backup(self, fxt_new_task: Task, fxt_backup_file: Path):
         stdout = self.run_cli("task", "create-from-backup", str(fxt_backup_file))
 
-        task_id = int(stdout.split()[-1])
+        task_id = int(stdout.rstrip("\n"))
         assert task_id
         assert task_id != fxt_new_task.id
         assert self.client.tasks.retrieve(task_id).size == fxt_new_task.size