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Programming/python

python hashlib

RosyPark 2019. 10. 4. 21:19

0. hashlib 

 

1. 예제 

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import json
import hashlib
 
block = {'index'1'timestamp'1570176533.2550528'transactions': [], 'proof'100'previous_hash ''1'}
block_string = json.dumps(block,sort_keys = True).encode()
print(hashlib.sha256(block_string).hexdigest())
 
cs

>> d9360c4ec2b62490970a360964e32f21299c52c29be7e9f46d1787af7cc31c82

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