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Add logic to resume ImageNet example with new learning rate #1118

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Add logic to resume ImageNet example with new learning rate #1118

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ca068f1
Add logic to resume ImageNet example with new learning rate
kiersten-stokes Feb 23, 2023
adb0834
Check for more than just falsy lr
kiersten-stokes Feb 24, 2023
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7 changes: 5 additions & 2 deletions imagenet/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -215,6 +215,9 @@ def main_worker(gpu, ngpus_per_node, args):
best_acc1 = best_acc1.to(args.gpu)
model.load_state_dict(checkpoint['state_dict'])
optimizer.load_state_dict(checkpoint['optimizer'])
if args.lr:
# resume with newly specified learning rate
optimizer.param_groups[0]['lr'] = args.lr
scheduler.load_state_dict(checkpoint['scheduler'])
print("=> loaded checkpoint '{}' (epoch {})"
.format(args.resume, checkpoint['epoch']))
Expand Down Expand Up @@ -293,8 +296,8 @@ def main_worker(gpu, ngpus_per_node, args):
'arch': args.arch,
'state_dict': model.state_dict(),
'best_acc1': best_acc1,
'optimizer' : optimizer.state_dict(),
'scheduler' : scheduler.state_dict()
'optimizer': optimizer.state_dict(),
'scheduler': scheduler.state_dict()
}, is_best)


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