def _validate_parameters()

in awsbatch-cli/src/awsbatch/awsbsub.py [0:0]

• 17 lines of code
• 15 McCabe index (conditional complexity)

def _validate_parameters(args):
    """
    Validate input parameters.

    :param args: args variable
    """
    if args.command_file:
        if not isinstance(args.command, str):
            fail("The command parameter is required with --command-file option")
        elif not os.path.isfile(args.command):
            fail("The command parameter (%s) must be an existing file" % args.command)
    elif not sys.stdin.isatty():
        # stdin
        if args.arguments or isinstance(args.command, str):
            fail("Error: command and arguments cannot be specified when submitting by stdin.")
    elif not isinstance(args.command, str):
        fail("Parameters validation error: command parameter is required.")

    if args.depends_on and not re.match(r"^(jobId|type)=[^\s,]+([\s,]?(jobId|type)=[^\s]+)*$", args.depends_on):
        fail("Parameters validation error: please double check --depends-on parameter syntax.")

    if args.env_blacklist and (not args.env or args.env != "all"):
        fail('--env-blacklist parameter can be used only associated with --env "all"')

    if args.working_dir and args.parent_working_dir:
        fail("--parent-working-dir and --working-dir parameters cannot be used at the same time")