25 lines
412 B
Python
25 lines
412 B
Python
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import six
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import hashlib
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def sha256(x):
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if isinstance(x, six.text_type):
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x = x.encode('utf-8')
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return hashlib.sha256(x).digest()
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def double_sha256(x):
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return sha256(sha256(x))
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def ripemd160(x):
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if isinstance(x, six.text_type):
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x = x.encode('utf-8')
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md = hashlib.new('ripemd160')
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md.update(x)
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return md.digest()
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def hash160(x):
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return ripemd160(sha256(x))
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