Create a new environment in the configuration and ask the
        user for the commands for this specific environment.

def new_env(environment):
    """ Create a new environment in the configuration and ask the
        user for the commands for this specific environment.
    """
    if not environment:
        print("You need to supply an environment name")
        return

    parser = read_config()

    if environment in parser.sections():
        print("Environment '%s' already exists" % environment)
        return

    print("Please introduce (in order) the commands for '%s'\n" % environment)
    print("Press RETURN to end command and RETURN with empty line to finish\n")

    commands = []
    cmd = ""

    while True:
        try:
            cmd = raw_input("> ")

            if not cmd:
                break

            commands.append(cmd)

        except KeyboardInterrupt:
            return

    parser.add_section(environment)
    parser.set(environment, "cmd", "\n".join(commands))

    write_config(parser)

    print("Added environment '%s'" % environment)