base converter
public python v1 · immutable>>> def calc(chars, n, pad=0): """Convert 'n' to base defined by string 'chars', with padding 'pad'""" output = '' while n != 0: output = chars[n % len(chars)] + output n -= n % len(chars) n /= len(chars) if len(output) < pad: return ('0' * (pad - len(output))) + output else: return output >>> calc('0123456789abcdef', 42, 4)'000a'>>> calc('0123456789abcdef', 42, pad=4)'000a'