Simple Python implementation of "modinfo"

modinfo.py

#!/usr/bin/env python3
import sys
import subprocess
import tempfile


def get_modinfo(module):
    with tempfile.NamedTemporaryFile("r") as tf:
        subprocess.check_call(["objcopy", "-O", "binary", "--only-section=.modinfo", module, tf.name])
        modinfo = tf.read()

    return filter(lambda item: len(item) == 2, [item.split('=', 1) for item in modinfo.split('\0')])


def main(argv):
    if len(argv) != 2:
        print("usage: {} module".format(argv[0]))

    modinfo = get_modinfo(argv[1])
    for item in modinfo:
        type_, value = item
        print(type_, "=", value)


if __name__ == "__main__":
    main(sys.argv)