import argparse import os from util import util import torch class Options(): def __init__(self): self.parser = argparse.ArgumentParser() self.initialized = False def initialize(self): self.parser.add_argument('--gpu_id', type=int, default=0, help='gpu ids: e.g. 0, 1. -1 is no GPU') self.parser.add_argument('--dataset', type=str, default='shapenet', help='modelnet / shrec') self.parser.add_argument('--dataroot', default='/ssd/dataset/shapenetcore_partanno_segmentation_benchmark_v0_normal//', help='path to images & laser point clouds') self.parser.add_argument('--classes', type=int, default=40, help='ModelNet40 or ModelNet10') self.parser.add_argument('--name', type=str, default='train', help='name of the experiment. It decides where to store samples and models') self.parser.add_argument('--checkpoints_dir', type=str, default='./checkpoints', help='models are saved here') self.parser.add_argument('--batch_size', type=int, default=8, help='input batch size') self.parser.add_argument('--input_pc_num', type=int, default=1024, help='# of input points') self.parser.add_argument('--surface_normal', type=bool, default=True, help='use surface normal in the pc input') self.parser.add_argument('--nThreads', default=8, type=int, help='# threads for loading data') self.parser.add_argument('--display_winsize', type=int, default=256, help='display window size') self.parser.add_argument('--display_id', type=int, default=200, help='window id of the web display') self.parser.add_argument('--output_pc_num', type=int, default=1280, help='# of output points') self.parser.add_argument('--output_fc_pc_num', type=int, default=256, help='# of fc decoder output points') self.parser.add_argument('--output_conv_pc_num', type=int, default=1024, help='# of conv decoder output points') self.parser.add_argument('--feature_num', type=int, default=1024, help='length of encoded feature') self.parser.add_argument('--activation', type=str, default='relu', help='activation function: relu, elu') self.parser.add_argument('--normalization', type=str, default='batch', help='normalization function: batch, instance') self.parser.add_argument('--lr', type=float, default=0.001, help='learning rate') self.parser.add_argument('--dropout', type=float, default=0.5, help='learning rate') self.parser.add_argument('--node_num', type=int, default=64, help='som node number') self.parser.add_argument('--k', type=int, default=3, help='knn search') self.parser.add_argument('--som_k', type=int, default=9, help='k nearest neighbor of SOM nodes searching on SOM nodes') self.parser.add_argument('--som_k_type', type=str, default='avg', help='avg / center') self.parser.add_argument('--random_pc_dropout_lower_limit', type=float, default=1, help='keep ratio lower limit') self.parser.add_argument('--bn_momentum', type=float, default=0.1, help='normalization momentum, typically 0.1. Equal to (1-m) in TF') self.parser.add_argument('--bn_momentum_decay_step', type=int, default=None, help='BN momentum decay step. e.g, 0.5->0.01.') self.parser.add_argument('--bn_momentum_decay', type=float, default=0.6, help='BN momentum decay step. e.g, 0.5->0.01.') self.initialized = True def parse(self): if not self.initialized: self.initialize() self.opt = self.parser.parse_args() self.opt.device = torch.device("cuda:%d" % (self.opt.gpu_id) if torch.cuda.is_available() else "cpu") # torch.cuda.set_device(self.opt.gpu_id) args = vars(self.opt) print('------------ Options -------------') for k, v in sorted(args.items()): print('%s: %s' % (str(k), str(v))) print('-------------- End ----------------') # save to the disk expr_dir = os.path.join(self.opt.checkpoints_dir, self.opt.name) util.mkdirs(expr_dir) file_name = os.path.join(expr_dir, 'opt.txt') with open(file_name, 'wt') as opt_file: opt_file.write('------------ Options -------------\n') for k, v in sorted(args.items()): opt_file.write('%s: %s\n' % (str(k), str(v))) opt_file.write('-------------- End ----------------\n') return self.opt