python 读取二进制文件

固定大小

from functools import partial

i = 0
f = open('lgtm-monitor.dat', 'rb')
f2 = open('f.txt', 'w')
records = iter(partial(f.read, 2), b'')         # 每次2字节
for r in records:
    j = 0
    r_int = int.from_bytes(r, byteorder='big')  #将 byte转化为 int
    i += 1
    print('i={0}:{1}'.