code: def test_strategy(ray_start_4_cpus, strategy):
      """The fixed resoure manager does not support STRICT placement strategies."""
      manager = FixedResourceManager()
  
      req = ResourceRequest([{"CPU": 2}], strategy=strategy)
  
      if strategy.startswith("STRICT_"):
          with pytest.raises(RuntimeError):
              manager.request_resources(req)
      else:
          manager.request_resources(req)
  
file_path: ray/python/ray/air/tests/execution/test_resource_manager_fixed.py
imports: import pytest
  import ray
  from ray.air.execution.resources.fixed import FixedResourceManager
  from ray.air.execution.resources.request import ResourceRequest
  from ray.util.scheduling_strategies import PlacementGroupSchedulingStrategy
label_desc: Use image node_id 6 for calling a global function with example usage: test_strategy(ray_start_4_cpus, strategy) without return types