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31 lines
853 B
31 lines
853 B
import struct, json
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def load_thneed(fn):
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with open(fn, "rb") as f:
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json_len = struct.unpack("I", f.read(4))[0]
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jdat = json.loads(f.read(json_len).decode('latin_1'))
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weights = f.read()
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ptr = 0
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for o in jdat['objects']:
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if o['needs_load']:
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nptr = ptr + o['size']
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o['data'] = weights[ptr:nptr]
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ptr = nptr
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for o in jdat['binaries']:
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nptr = ptr + o['length']
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o['data'] = weights[ptr:nptr]
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ptr = nptr
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return jdat
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def save_thneed(jdat, fn):
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new_weights = []
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for o in jdat['objects'] + jdat['binaries']:
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if 'data' in o:
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new_weights.append(o['data'])
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del o['data']
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new_weights_bytes = b''.join(new_weights)
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with open(fn, "wb") as f:
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j = json.dumps(jdat, ensure_ascii=False).encode('latin_1')
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f.write(struct.pack("I", len(j)))
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f.write(j)
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f.write(new_weights_bytes)
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