23 lines
860 B
Python
23 lines
860 B
Python
import json
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from ethereum.block import BlockHeader
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import rlp
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try:
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data = json.load(open('progress.json'))
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blknum = data['blknum']
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pos = data['pos']
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except:
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blknum, pos = 0, 0
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f = open('geth-2283415.dump')
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outdata = []
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while 1:
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f.seek(pos)
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prefix = f.read(10)
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_typ, _len, _pos = rlp.codec.consume_length_prefix(prefix, 0)
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blkdata = prefix + f.read(_pos + _len - 10)
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header = rlp.decode(rlp.descend(blkdata, 0), BlockHeader)
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txcount = len(rlp.decode(rlp.descend(blkdata, 1)))
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uncles = [BlockHeader.deserialize(x) for x in rlp.decode(rlp.descend(blkdata, 2))]
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outdata.append([header.number, len(uncles), sum([4.375 - 0.625 * (header.number - u.number) for u in uncles]), sum([u.gas_used for u in uncles]), txcount, header.gas_used, _len + _pos, blkdata.count('\x00')])
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print outdata[-1]
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pos += _pos + _len
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