import os, sys, time, random, argparse
from .share_args import add_shared_args


def obtain_search_args():
    parser = argparse.ArgumentParser(
        description='Train a classification model on typical image classification datasets.',
        formatter_class=argparse.ArgumentDefaultsHelpFormatter)
    parser.add_argument('--resume', type=str, help='Resume path.')
    parser.add_argument('--model_config', type=str, help='The path to the model configuration')
    parser.add_argument('--optim_config', type=str, help='The path to the optimizer configuration')
    parser.add_argument('--split_path', type=str, help='The split file path.')
    # parser.add_argument('--arch_para_pure',   type=int,                   help='The architecture-parameter pure or not.')
    parser.add_argument('--gumbel_tau_max', type=float, help='The maximum tau for Gumbel.')
    parser.add_argument('--gumbel_tau_min', type=float, help='The minimum tau for Gumbel.')
    parser.add_argument('--procedure', type=str, help='The procedure basic prefix.')
    parser.add_argument('--FLOP_ratio', type=float, help='The expected FLOP ratio.')
    parser.add_argument('--FLOP_weight', type=float, help='The loss weight for FLOP.')
    parser.add_argument('--FLOP_tolerant', type=float, help='The tolerant range for FLOP.')
    # ablation studies
    parser.add_argument('--ablation_num_select', type=int, help='The number of randomly selected channels.')
    add_shared_args(parser)
    # Optimization options
    parser.add_argument('--batch_size', type=int, default=2, help='Batch size for training.')
    args = parser.parse_args()

    if args.rand_seed is None or args.rand_seed < 0:
        args.rand_seed = random.randint(1, 100000)
    assert args.save_dir is not None, 'save-path argument can not be None'
    assert args.gumbel_tau_max is not None and args.gumbel_tau_min is not None
    assert args.FLOP_tolerant is not None and args.FLOP_tolerant > 0, 'invalid FLOP_tolerant : {:}'.format(
        FLOP_tolerant)
    # assert args.arch_para_pure is not None, 'arch_para_pure is not None: {:}'.format(args.arch_para_pure)
    # args.arch_para_pure = bool(args.arch_para_pure)
    return args
