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[glenn-jocher]

🛠️ PR Summary

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🌟 Summary

Corrects the ImageNet class name from “sulphur butterfly” to “sulfur butterfly” in labels and tutorial output for consistency and clarity. 🦋

📊 Key Changes

• Updated ImageNet.yaml: class index 325 renamed from “sulphur butterfly” to “sulfur butterfly”. 🗂️
• Updated classify/tutorial.ipynb: output text now reflects “sulfur butterfly”. 📓
• No code logic, model behavior, or class indices changed—only the display name. ✅

🎯 Purpose & Impact

• Ensures consistent, standard naming aligned with common ImageNet labels. 🔧
• Reduces confusion and improves searchability/documentation accuracy. 🔍
• Minimal risk: scripts that match the exact string “sulphur butterfly” may need updating to “sulfur butterfly”. ⚠️
• No impact on training, evaluation, or existing model checkpoints—only label text is updated. 🚀

[UltralyticsAssistant]

👋 Hello @glenn-jocher, thank you for submitting a ultralytics/yolov3 🚀 PR! This is an automated review to help streamline the process—an engineer will assist you shortly. To ensure a seamless integration of your work, please review the following checklist:

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[UltralyticsAssistant]

🔍 PR Review

_{Made with ❤️ by Ultralytics Actions}

Thanks for aligning the dataset and tutorial output on the updated spelling. Everything looks consistent and ready to merge.

[UltralyticsAssistant]

Thrilled to see this merged—great catch, @glenn-jocher! As Leonardo da Vinci said, “Simplicity is the ultimate sophistication,” and this rename to “sulfur butterfly” brings just that: clearer docs, consistent labels, and better searchability with zero impact on model behavior. Small change, big polish—exactly the kind of improvement that elevates the developer experience across our tutorials and datasets.

Thank you for the meticulous attention to detail and for strengthening the ecosystem around YOLOv3. 🦋

See the merge: PR #2358 – Update ImageNet label to “sulfur butterfly”