CoreML NMS and half fixes (#143)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

tests/tests_cli.py

@@ -1,59 +0,0 @@
-import os
-
-from ultralytics.yolo.utils import ROOT
-
-
-def test_checks():
-    os.system('yolo mode=checks')
-
-
-# Train checks ---------------------------------------------------------------------------------------------------------
-def test_train_detect():
-    os.system('yolo mode=train task=detect model=yolov8n.yaml data=coco128.yaml imgsz=32 epochs=1')
-
-
-def test_train_segment():
-    os.system('yolo mode=train task=segment model=yolov8n-seg.yaml data=coco128-seg.yaml imgsz=32 epochs=1')
-
-
-def test_train_classify():
-    pass
-
-
-# Val checks -----------------------------------------------------------------------------------------------------------
-def test_val_detect():
-    os.system('yolo mode=val task=detect model=yolov8n.pt data=coco128.yaml imgsz=32 epochs=1')
-
-
-def test_val_segment():
-    pass
-
-
-def test_val_classify():
-    pass
-
-
-# Predict checks -------------------------------------------------------------------------------------------------------
-def test_predict_detect():
-    os.system(f"yolo mode=predict model=yolov8n.pt source={ROOT / 'assets'}")
-
-
-def test_predict_segment():
-    pass
-
-
-def test_predict_classify():
-    pass
-
-
-# Export checks --------------------------------------------------------------------------------------------------------
-def test_export_detect_torchscript():
-    os.system('yolo mode=export model=yolov8n.pt format=torchscript')
-
-
-def test_export_segment_torchscript():
-    pass
-
-
-def test_export_classify_torchscript():
-    pass