client.py

import requests
import binascii
import math
from gmpy2 import mpz, iroot

def send(name, sig):
    url = "http://localhost:4242/api"
    data = {
        'sig': binascii.hexlify(sig),
        'name': name,
    }
    return requests.get(url, params=data)

def to_bytes(n):
    """ Return a bytes representation of a int """
    return n.to_bytes((n.bit_length() // 8) + 1, byteorder='big')

def from_bytes(b):
    """ Makes a int from a bytestring """
    return int.from_bytes(b, byteorder='big')

def get_bit(n, b):
    """ Returns the b-th rightmost bit of n """
    return ((1 << b) & n) >> b

def set_bit(n, b, x):
    """ Returns n with the b-th rightmost bit set to x """
    if x == 0: return ~(1 << b) & n
    if x == 1: return (1 << b) | n

def cube_root(n):
    return int(iroot(mpz(n), 3)[0])