construction.py

import glob
import binascii

filename = 'result.zip'
with open(filename, 'rb') as f:
    content = f.read()

hex = str(binascii.hexlify(content))
    
sz = len(hex)
step = 10
for i in range(step):
    with open(f"out-{i}.txt", "w") as f:
        f.write(hex[sz//step * i: min(sz//step * (i + 1), sz)])

construct = ""

for f in sorted(glob.glob("tmp/out*")):
    with open(f, 'r') as inf:
        construct += inf.read()
        
bytes = binascii.unhexlify(construct[2:-1])

with open("constuction.zip", 'wb') as f:
    f.write(bytes)