updated main program handle arguments differently

code.py

#!/usr/bin/env python
import os
import sys
import subprocess
import argparse
import importlib
from utilities import isGit, isMercurial, isBazaar
        return extensionExecuted 
if __name__ == "__main__":
    parser = argparse.ArgumentParser(description="")
    parser.add_argument("commands", metavar="commands", nargs="+")
    args = parser.parse_args()
    args = sys.argv
    if len(args) < 2:
        print("Please supply a command.")
        exit(3)
    repo = CodeRepository()
    repo.run(args.commands)
    repo.run(args[1:])