Python 2.5将字符串转换为二进制

此单行代码适用于：

>>> ''.join(['%08d'%int(bin(ord(i))[2:]) for i in 'This is my string'])'0101010001101000011010010111001100100000011010010111001100100000011011010111100100100000011100110111010001110010011010010110111001100111'

编辑

你可以

bin()

def bin(x):    if x==0:        return '0'    else:        return (bin(x/2)+str(x%2)).lstrip('0') or '0'