In [10]:

from __future__ import print_function, division
import struct

In [13]:

num = -3333
raw = [(num & 0xff00)>>8, (num & 0xff)]  # hi, lo
print('raw', raw)
print('raw byte 0:', raw[0])
print('raw byte 1:', raw[1])
data = bytearray(raw)
print('big endian:', data)

raw [242, 251]
raw byte 0: 242
raw byte 1: 251
big endian: bytearray(b'\xf2\xfb')

In [12]:

ans = struct.unpack('>h', data)[0]  # returns a tuple
print(ans)

(-3333,)

In [16]:

b = bytearray([23,123,55,234])
ans = struct.unpack('>hh', b)
print(ans)

(6011, 14314)

In [ ]:

()