make create_items_p800 script run categories in parallel

from pathlib import Path

from ivas_processing_scripts import main as generate_test

from ivas_processing_scripts.utils import apply_func_parallel

P800_TESTS = [f"P800-{i}" for i in range(1, 8)]

    def __init__(self, config):

        self.config = config

        self.debug = False

        # used to overwrite the multiprocessing key in the configs to rather parallelize on category level

        self.multiprocessing = False

def create_items(testname):

    p800_path = Path(f"experiments/selection/{testname}")

    p800_cfgs = p800_path.joinpath("config").glob("P800*cat*.yml")

    for cfg in p800_cfgs:

        args_dummy = Arguments(str(cfg))

        generate_test(args_dummy)

    args = [Arguments(str(cfg)) for cfg in p800_cfgs]

    apply_func_parallel(generate_test, zip( args ), type="mp")

# if is necessary here so that multiprocessing does not crash

    # parse configuration

    cfg = config.TestConfig(args.config)

    if hasattr(args, "multiprocessing"):

        cfg.multiprocessing = args.multiprocessing

    # set up processing chains

    chains.init_processing_chains(cfg)