unitsplit-base/multbase.py

from functools import reduce,partial
from operator import mul
# from math import fmod
def _base(n,b):
    out =[]
    while n:
        out.insert(0,n%b)
        n //= b
    return out

def _multbase(n,bases):
    if reduce(mul,bases) < n:
        raise ValueError("Not enough bases/not big enough")
        
    for base in reversed(bases):
        out.insert(0,n%bases)
        n //= base
    if not n:
        return out
def _fbase(n,b,se = 2**-64):
    out = []
    if b < 1:
        b = 1/b
        op = out.append
    else:
        op = partial(out.insert,0)
    print(b)
    r = 1
    while n > r != 0:
        r = int(n%b)
        op(r)
        n = (n-r)/b
    return out
def _fmultbase(n,b,se = 0.01):
    out = []
    if reduce(mul,bases) < n:
        raise ValueError("Not enough bases/not big enough")
    for base in reversed(bases):
        out.insert(0,n%base)
        n /= base
        if n < se or n == 0:
            return out
#test