Zilliqa Difficulty Calculations

zildiff.py

def to_boundary(diff):
    b = ["1"] * 256
    for i in range(diff):
        b[i] = "0"
    return int("".join(b), 2)

def to_hashrate(diff):
    boundary = to_boundary(diff)
    result = pow(2, 256) / float(boundary)
    return result

def abbrev_hashrate(rate):
    quantifiers = (("Gh", 1000000000.0), ("Mh", 1000000.0), ("Kh", 1000.0))
    for quant, divisor in quantifiers:
        divided = rate/divisor
        if divided > 1:
            return "%.f %s" % (divided, quant)
    return "%d H" % rate