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opt.py
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opt.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
import os
import argparse
from pprint import pprint
__all__ = ['Options']
class Options:
def __init__(self):
self.parser = argparse.ArgumentParser()
self.opt = None
def _initial(self):
# ===============================================================
# General options
# ===============================================================
self.parser.add_argument('--data_dir', type=str, default='data/', help='path to dataset')
self.parser.add_argument('--exp', type=str, default='test', help='ID of experiment')
self.parser.add_argument('--ckpt', type=str, default='checkpoint/', help='path to save checkpoint')
self.parser.add_argument('--results', type=str, default='results/', help='path to save results')
self.parser.add_argument('--load', type=str, default='', help='path to load a pretrained checkpoint')
self.parser.add_argument('--test', dest='test', action='store_true', help='test')
self.parser.add_argument('--resume', dest='resume', action='store_true', help='resume to train')
# ===============================================================
# Model options
# ===============================================================
self.parser.add_argument('--max_norm', dest='max_norm', action='store_true', help='maxnorm constraint to weights')
self.parser.add_argument('--linear_size', type=int, default=1024, help='size of each model layer')
self.parser.add_argument('--num_stage', type=int, default=2, help='# layers in linear model')
self.parser.add_argument('--weight_l2', type=int, default=100, metavar='S',help='weight for l2 loss (default: 100)')
self.parser.add_argument('--weight_kl', type=int, default=10, metavar='S',help='weight for l2 loss (default: 10)')
self.parser.add_argument('--alpha', type=float, default=0.5, metavar='N', help='weight for cvae loss versus gsnn loss')
self.parser.add_argument('--numSamples', type=int, default=10, metavar='N', help='num samples to cvae')
self.parser.add_argument('--numSamples_train', type=int, default=10, metavar='N', help='num of samples from CVAE at train time for backpropagation')
self.parser.add_argument('--cvae_num_stack', type=int, default=2, metavar='N',help='num of residual blocks in enc/dec of CVAE')
self.parser.add_argument('--cvaeSize', type=int, default=1024, metavar='N', help='model capacity of cvae')
self.parser.add_argument('--latent_size', type=int, default=256, metavar='N', help='size of latent layer')
self.parser.add_argument('--cond_size', type=int, default=768, metavar='N', help='size of cond layer')
# ===============================================================
# Running options
# ===============================================================
self.parser.add_argument('--use_hg', dest='use_hg', action='store_true', help='whether use 2d pose from hourglass')
self.parser.add_argument('--lr', type=float, default=2.5e-4)
self.parser.add_argument('--lr_decay', type=int, default=100000, help='# steps of lr decay')
self.parser.add_argument('--lr_gamma', type=float, default=0.96)
self.parser.add_argument('--epochs', type=int, default=200)
self.parser.add_argument('--dropout', type=float, default=0.5, help='dropout probability, 1.0 to make no dropout')
self.parser.add_argument('--train_batch', type=int, default=256)
self.parser.add_argument('--test_batch', type=int, default=256)
self.parser.add_argument('--job', type=int, default=8, help='# subprocesses to use for data loading')
self.parser.add_argument('--no_max', dest='max_norm', action='store_false', help='if use max_norm clip on grad')
self.parser.add_argument('--max', dest='max_norm', action='store_true', help='if use max_norm clip on grad')
self.parser.set_defaults(max_norm=True)
self.parser.add_argument('--procrustes', dest='procrustes', action='store_true', help='use procrustes analysis at testing')
def _print(self):
print("\n==================Options=================")
pprint(vars(self.opt), indent=4)
print("==========================================\n")
def parse(self):
self._initial()
self.opt = self.parser.parse_args()
# do some pre-check
ckpt = os.path.join(self.opt.ckpt, self.opt.exp)
results = os.path.join(self.opt.results, self.opt.exp)
if not os.path.isdir(ckpt):
os.makedirs(ckpt)
if not os.path.isdir(results):
os.makedirs(results)
if self.opt.load:
if not os.path.isfile(self.opt.load):
print ("{} is not found".format(self.opt.load))
self.opt.is_train = False if self.opt.test else True
self.opt.ckpt = ckpt
self.opt.results = results
self._print()
return self.opt