import time from options.train_options import TrainOptions from data import create_dataset from models import create_model from util.visualizer import Visualizer from torchsummaryX import summary if __name__ == '__main__': opt = TrainOptions().parse() # get training options dataset = create_dataset(opt) # create a dataset given opt.dataset_mode and other options dataset_size = len(dataset) # get the number of images in the dataset. print('The number of training images = %d' % dataset_size) model = create_model(opt) # create a model given opt.model and other options model.setup(opt) # regular setup: load and print networks; create schedulers visualizer = Visualizer(opt) # create a visualizer that display/save images and plots total_iters = 0 # the total number of training iterations for epoch in range(opt.epoch_count, opt.n_epochs + opt.n_epochs_decay + 1): # outer loop for different epochs; we save the model by <epoch_count>, <epoch_count>+<save_latest_freq> epoch_start_time = time.time() # timer for entire epoch iter_data_time = time.time() # timer for data loading per iteration epoch_iter = 0 # the number of training iterations in current epoch, reset to 0 every epoch #visualizer.reset() # reset the visualizer: make sure it saves the results to HTML at least once every epoch for i, data in enumerate(dataset): # inner loop within one epoch iter_start_time = time.time() # timer for computation per iteration if total_iters % opt.print_freq == 0: t_data = iter_start_time - iter_data_time total_iters += opt.batch_size epoch_iter += opt.batch_size model.set_input(data) # unpack data from dataset and apply preprocessing summary(model, [data['label'], data['image']])