httpzip.py

import zipfile
import httpio
import sys

def usage():
  print("httpzip.py <url> [filename]")

if len(sys.argv)>1:
    url = sys.argv[1]
else:
    usage()
if len(sys.argv)>2:
    fname = sys.argv[2]
else:
    fname = None


with httpio.open(url) as fp:
    zf = zipfile.ZipFile(fp)
    if not fname:
        zf.printdir()
    else:
        zf.extract(fname)