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Co-authored-by: ayush chaurasia <ayush.chaurarsia@gmail.com> Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com> Co-authored-by: Kamlesh Kumar <patelkamleshpatel364@gmail.com>
95 lines
2.7 KiB
Python
95 lines
2.7 KiB
Python
# Ultralytics YOLO 🚀, GPL-3.0 license
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from pathlib import Path
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from ultralytics.yolo.cfg import get_cfg
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from ultralytics.yolo.utils import DEFAULT_CFG_PATH, ROOT, SETTINGS
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from ultralytics.yolo.v8 import classify, detect, segment
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CFG_DET = 'yolov8n.yaml'
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CFG_SEG = 'yolov8n-seg.yaml'
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CFG_CLS = 'squeezenet1_0'
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CFG = get_cfg(DEFAULT_CFG_PATH)
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MODEL = Path(SETTINGS['weights_dir']) / 'yolov8n'
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SOURCE = ROOT / "assets"
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def test_detect():
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overrides = {"data": "coco8.yaml", "model": CFG_DET, "imgsz": 32, "epochs": 1, "save": False}
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CFG.data = "coco8.yaml"
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# Trainer
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trainer = detect.DetectionTrainer(overrides=overrides)
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trainer.train()
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# Validator
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val = detect.DetectionValidator(args=CFG)
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val(model=trainer.best) # validate best.pt
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# Predictor
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pred = detect.DetectionPredictor(overrides={"imgsz": [64, 64]})
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result = pred(source=SOURCE, model=f"{MODEL}.pt")
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assert len(result), "predictor test failed"
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overrides["resume"] = trainer.last
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trainer = detect.DetectionTrainer(overrides=overrides)
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try:
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trainer.train()
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except Exception as e:
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print(f"Expected exception caught: {e}")
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return
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Exception("Resume test failed!")
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def test_segment():
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overrides = {"data": "coco8-seg.yaml", "model": CFG_SEG, "imgsz": 32, "epochs": 1, "save": False}
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CFG.data = "coco8-seg.yaml"
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CFG.v5loader = False
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# YOLO(CFG_SEG).train(**overrides) # works
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# trainer
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trainer = segment.SegmentationTrainer(overrides=overrides)
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trainer.train()
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# Validator
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val = segment.SegmentationValidator(args=CFG)
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val(model=trainer.best) # validate best.pt
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# Predictor
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pred = segment.SegmentationPredictor(overrides={"imgsz": [64, 64]})
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result = pred(source=SOURCE, model=f"{MODEL}-seg.pt")
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assert len(result) == 2, "predictor test failed"
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# Test resume
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overrides["resume"] = trainer.last
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trainer = segment.SegmentationTrainer(overrides=overrides)
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try:
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trainer.train()
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except Exception as e:
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print(f"Expected exception caught: {e}")
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return
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Exception("Resume test failed!")
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def test_classify():
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overrides = {"data": "mnist160", "model": "yolov8n-cls.yaml", "imgsz": 32, "epochs": 1, "batch": 64, "save": False}
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CFG.data = "mnist160"
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CFG.imgsz = 32
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CFG.batch = 64
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# YOLO(CFG_SEG).train(**overrides) # works
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# Trainer
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trainer = classify.ClassificationTrainer(overrides=overrides)
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trainer.train()
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# Validator
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val = classify.ClassificationValidator(args=CFG)
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val(model=trainer.best)
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# Predictor
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pred = classify.ClassificationPredictor(overrides={"imgsz": [64, 64]})
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result = pred(source=SOURCE, model=trainer.best)
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assert len(result) == 2, "predictor test failed"
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