From ae4648f9672cbe17f3d17e3b3fdbdd0da9750f3f Mon Sep 17 00:00:00 2001
From: Kai Chen <chenkaidev@gmail.com>
Date: Sun, 28 Apr 2019 16:37:05 -0700
Subject: [PATCH] add a tool to process models to be published
---
tools/publish_model.py | 34 ++++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
create mode 100644 tools/publish_model.py
diff --git a/tools/publish_model.py b/tools/publish_model.py
new file mode 100644
index 0000000..39795f1
--- /dev/null
+++ b/tools/publish_model.py
@@ -0,0 +1,34 @@
+import argparse
+import subprocess
+import torch
+
+
+def parse_args():
+ parser = argparse.ArgumentParser(
+ description='Process a checkpoint to be published')
+ parser.add_argument('in_file', help='input checkpoint filename')
+ parser.add_argument('out_file', help='output checkpoint filename')
+ args = parser.parse_args()
+ return args
+
+
+def process_checkpoint(in_file, out_file):
+ checkpoint = torch.load(in_file, map_location='cpu')
+ # remove optimizer for smaller file size
+ if 'optimizer' in checkpoint:
+ del checkpoint['optimizer']
+ # if it is necessary to remove some sensitive data in checkpoint['meta'],
+ # add the code here.
+ torch.save(checkpoint, out_file)
+ sha = subprocess.check_output(['sha256sum', out_file]).decode()
+ final_file = out_file.rstrip('.pth') + '-{}.pth'.format(sha[:8])
+ subprocess.Popen(['mv', out_file, final_file])
+
+
+def main():
+ args = parse_args()
+ process_checkpoint(args.in_file, args.out_file)
+
+
+if __name__ == '__main__':
+ main()
--
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