`ray[tune]` Windows CI fix (#11674)

Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>

.github/workflows/ci.yaml

@@ -201,8 +201,7 @@ jobs:
         run: |
           slow=""
           if [[ "${{ github.event_name }}" == "schedule" ]] || [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
-              # WARNING bug in ray>=2.10.0
-              pip install mlflow pycocotools "ray[tune]<=2.9.3"
+              pip install pycocotools mlflow "ray[tune]"
               slow="--slow"
           fi
           pytest $slow --cov=ultralytics/ --cov-report xml tests/
@@ -249,7 +248,7 @@ jobs:
       - name: Install requirements
         run: |
           python -m pip install --upgrade pip wheel
-          pip install -e ".[export]" pytest mlflow pycocotools "ray[tune]<=2.9.3"
+          pip install -e ".[export]" pytest mlflow pycocotools "ray[tune]"
       - name: Check environment
         run: |
           yolo checks

docs/en/integrations/ray-tune.md

@@ -34,7 +34,7 @@ To install the required packages, run:
 
         ```bash
         # Install and update Ultralytics and Ray Tune packages
-        pip install -U ultralytics "ray[tune]<=2.9.3"
+        pip install -U ultralytics "ray[tune]"
 
         # Optionally install W&B for logging
         pip install wandb

tests/test_exports.py

@@ -107,6 +107,8 @@ def test_export_torchscript_matrix(task, dynamic, int8, half, batch):
 
 @pytest.mark.slow
 @pytest.mark.skipif(not MACOS, reason="CoreML inference only supported on macOS")
+@pytest.mark.skipif(not TORCH_1_9, reason="CoreML>=7.2 not supported with PyTorch<=1.8")
+@pytest.mark.skipif(checks.IS_PYTHON_3_12, reason="CoreML not supported in Python 3.12")
 @pytest.mark.parametrize(
     "task, dynamic, int8, half, batch",
     [  # generate all combinations but exclude those where both int8 and half are True

ultralytics/utils/tuner.py

@@ -57,7 +57,7 @@ def run_ray_tune(
     except (ImportError, AssertionError):
         wandb = False
 
-    checks.check_version(ray.__version__, "<=2.9.3", "ray")
+    checks.check_version(ray.__version__, ">=2.0.0", "ray")
     default_space = {
         # 'optimizer': tune.choice(['SGD', 'Adam', 'AdamW', 'NAdam', 'RAdam', 'RMSProp']),
         "lr0": tune.uniform(1e-5, 1e-1),