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

print("hello, this is run_cmd.py")

def main(argv):
    print("Environment Variables:")
    for key, value in os.environ.items():
        print("{}: {}".format(key, value))

    if len(sys.argv) == 3:
        subprocess.call(['/bin/bash', sys.argv[1], sys.argv[2]])
    elif len(sys.argv) == 4:
        subprocess.call(['/bin/bash', sys.argv[1], sys.argv[2], sys.argv[3]])
    else:
        subprocess.call(['/bin/bash', sys.argv[1]])

if __name__ == "__main__":
    print("Arguments count: {}".format(len(sys.argv)))
    for i, arg in enumerate(sys.argv):
        print("Argument: {:>6}: {}".format(i, arg))
    main(sys.argv)