Function _parse_args

Lib/test/libregrtest/cmdline.py:444–595

(args, **kwargs)

def _parse_args(args, **kwargs):
    # Defaults
    ns = Namespace()
    for k, v in kwargs.items():
        if not hasattr(ns, k):
            raise TypeError('%r is an invalid keyword argument '
                            'for this function' % k)
        setattr(ns, k, v)

    parser = _create_parser()
    # Issue #14191: argparse doesn't support "intermixed" positional and
    # optional arguments. Use parse_known_args() as workaround.
    ns.args = parser.parse_known_args(args=args, namespace=ns)[1]
    for arg in ns.args:
        if arg.startswith('-'):
            parser.error("unrecognized arguments: %s" % arg)

    if ns.timeout is not None:
        # Support "--timeout=" (no value) so Makefile.pre.pre TESTTIMEOUT
        # can be used by "make buildbottest" and "make test".
        if ns.timeout != "":
            try:
                ns.timeout = float(ns.timeout)
            except ValueError:
                parser.error(f"invalid timeout value: {ns.timeout!r}")
        else:
            ns.timeout = None

    # Continuous Integration (CI): common options for fast/slow CI modes
    if ns.slow_ci or ns.fast_ci:
        # Similar to options:
        #   -j0 --randomize --fail-env-changed --rerun --slowest --verbose3
        if ns.use_mp is None:
            ns.use_mp = 0
        ns.randomize = True
        ns.fail_env_changed = True
        if ns.python is None:
            ns.rerun = True
        ns.print_slow = True
        if not ns.verbose:
            ns.verbose3 = True
        else:
            # --verbose has the priority over --verbose3
            pass
    else:
        ns._add_python_opts = False

    # --singleprocess overrides -jN option
    if ns.single_process:
        ns.use_mp = None

    # When both --slow-ci and --fast-ci options are present,
    # --slow-ci has the priority
    if ns.slow_ci:
        # Similar to: -u "all" --timeout=1200
        if ns.use is None:
            ns.use = []
        ns.use[:0] = [('all', None)]