code: def test_detect():
      assert LightningEnvironment.detect()
  
file_path: pytorch-lightning/tests/tests_fabric/plugins/environments/test_lightning.py
imports: import os
  from unittest import mock
  import pytest
  from lightning.fabric.plugins.environments import LightningEnvironment
label_desc: Use image node_id 7 for calling a global function with example usage: test_detect() without return types