Reduce Checkpoint Model Size by 1/2

[sc199505]

Thank you for your work， When using your own data for training, we found that the generated weight file is about 52MB , but the provided model is only about 27MB, What's the difference?

[github-actions]

Hello @sc199505, thank you for your interest in our work! Please visit our Custom Training Tutorial to get started, and see our Google Colab Notebook, Docker Image, and GCP Quickstart Guide for example environments.

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[glenn-jocher]

yolov5/utils/utils.py

Lines 549 to 555 in 0362f10

	def strip_optimizer(f='weights/best.pt'): # from utils.utils import *; strip_optimizer()
	# Strip optimizer from *.pt files for lighter files (reduced by 1/2 size)
	x = torch.load(f, map_location=torch.device('cpu'))
	x['optimizer'] = None
	torch.save(x, f)
	print('Optimizer stripped from %s' % f)

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.