pybit/Examples/Py2_HashBlock.py
def hash256_twice(s):
    """
    Hash input with sha256 twice, reverse, encode to hex.
    """
    bh = hashlib.sha256(hashlib.sha256(s).digest()).digest()
    hh = bh[::-1].encode("hex")

    return hh

    Hash input with sha256 twice, reverse, encode to hex.
    
Hash input with sha256 twice, reverse, encode to hex.
Hash input with sha256 twice reverse encode to hex .
def hash256_twice(s):
    bh = hashlib.sha256(hashlib.sha256(s).digest()).digest()
    hh = bh[::-1].encode("hex")
    return hh
def hash256_twice ( s ) : bh = hashlib . sha256 ( hashlib . sha256 ( s ) . digest ( ) ) . digest ( ) hh = bh [ : : - 1 ] . encode ( "hex" ) return hh
Hash input with sha256 twice, reverse, encode to hex.
Hash input with sha256 twice reverse encode to hex .
"""
    Hash input with sha256 twice, reverse, encode to hex.
    """
s