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Fix TorchScript on mobile export #6183

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merged 2 commits into from
Jan 4, 2022
Merged

Fix TorchScript on mobile export #6183

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5fb246d
fix export of TorchScript on mobile
Jan 4, 2022
a35aa72
Cleanup
glenn-jocher Jan 4, 2022
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5 changes: 4 additions & 1 deletion export.py
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Original file line number Diff line number Diff line change
Expand Up @@ -75,7 +75,10 @@ def export_torchscript(model, im, file, optimize, prefix=colorstr('TorchScript:'
ts = torch.jit.trace(model, im, strict=False)
d = {"shape": im.shape, "stride": int(max(model.stride)), "names": model.names}
extra_files = {'config.txt': json.dumps(d)} # torch._C.ExtraFilesMap()
(optimize_for_mobile(ts) if optimize else ts).save(str(f), _extra_files=extra_files)
if optimize: # https://pytorch.org/tutorials/recipes/mobile_interpreter.html
optimize_for_mobile(ts)._save_for_lite_interpreter(str(f), _extra_files=extra_files)
else:
ts.save(str(f), _extra_files=extra_files)

LOGGER.info(f'{prefix} export success, saved as {f} ({file_size(f):.1f} MB)')
except Exception as e:
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