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run_trafficqa_concat_image.py
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run_trafficqa_concat_image.py
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""" running training and evaluation code for audio-aware dialogue-to-video retrieval
Created by Chenyang Lyu
"""
import torch
from torch.utils.data import DataLoader, RandomSampler, SequentialSampler, TensorDataset
from torch.utils.data import TensorDataset
from transformers import CLIPProcessor, CLIPModel, CLIPConfig
import argparse
import sklearn.metrics as metric
import glob
import logging
import os
import random
import numpy as np
import json
import pickle
import codecs
import time
from PIL import Image
from tqdm import tqdm, trange
from sklearn.metrics import top_k_accuracy_score
from transformers import (
WEIGHTS_NAME,
AdamW,
get_linear_schedule_with_warmup,
)
from modeling import AADVConcat
import clip
try:
from torch.utils.tensorboard import SummaryWriter
except ImportError:
from tensorboardX import SummaryWriter
logger = logging.getLogger(__name__)
json_load = lambda x: json.load(codecs.open(x, 'r', encoding='utf-8'))
json_dump = lambda d, p: json.dump(d, codecs.open(p, 'w', 'utf-8'), indent=2, ensure_ascii=False)
def set_seed(args):
random.seed(args.seed)
np.random.seed(args.seed)
torch.manual_seed(args.seed)
if args.n_gpu > 0:
torch.cuda.manual_seed_all(args.seed)
def draw_samples(lis, ratio):
samples = ratio if ratio > 1 else int(ratio * len(lis))
if samples > len(lis):
new_lis = np.random.choice(len(lis), samples, replace=True)
else:
new_lis = np.random.choice(len(lis), samples, replace=False)
n_lis = [lis[i] for i in new_lis]
return n_lis
def train(args, model, train_dataset, preprocess, val_set=None):
""" Training the model """
tb_writer = SummaryWriter()
train_dataset, train_video_names = train_dataset
train_sampler = RandomSampler(train_dataset)
train_dataloader = DataLoader(train_dataset, sampler=train_sampler, batch_size=args.train_batch_size)
t_total = (len(train_dataloader) * args.num_train_epochs) // args.gradient_accumulation_steps
# Prepare optimizer for training
no_decay = ["bias", "LayerNorm.weight"]
optimizer_group_parameters = [
{
"params": [p for n, p in model.named_parameters() if not any(nd in n for nd in no_decay)],
"weight_decay": args.weight_decay
},
{
"params": [p for n, p in model.named_parameters() if any(nd in n for nd in no_decay)],
"weight_decay": 0.0
}
]
optimizer = AdamW(optimizer_group_parameters, lr=args.learning_rate, eps=args.adam_epsilon)
scheduler = get_linear_schedule_with_warmup(optimizer, num_warmup_steps=int(args.warmup_steps * t_total),
num_training_steps=t_total)
# Train
logger.info("***** Running training *****")
logger.info(" Num examples = %d", len(train_dataset))
logger.info(" Num Epochs = %d", args.num_train_epochs)
logger.info(" Instantaneous batch size per GPU = %d", args.train_batch_size)
logger.info(" Gradient Accumulation steps = %d", args.gradient_accumulation_steps)
logger.info(" Total optimization steps = %d", t_total)
global_step = 0
steps_trained_in_current_epoch = 0
tr_loss, logging_loss = 0.0, 0.0
total_time, total_time_1, total_time_2, total_time_3 = 0, 0, 0, 0
model.zero_grad()
train_iterator = trange(int(args.num_train_epochs), desc="Epoch")
for _ in train_iterator:
epoch_iterator = tqdm(train_dataloader, desc="Iteration")
for step, batch in enumerate(epoch_iterator):
c_time = time.time()
model.train()
# Skip past any already trained steps
if steps_trained_in_current_epoch > 0:
steps_trained_in_current_epoch -= 1
batch = tuple(t.to(args.device) for t in batch)
train_video_ind = list(batch[0].cpu().numpy())
c_time_1 = time.time()
all_image_frames = []
for vid in train_video_ind:
frame = preprocess(
Image.open('{}{}.jpg'.format(args.image_dir, train_video_names[str(vid)].replace('.mp4', ''))))
all_image_frames.append(frame.unsqueeze(0))
c_time_2 = time.time()
all_image_frames = torch.cat(all_image_frames, dim=0).to(args.device)
inputs = {'image_frames': all_image_frames,
'question': batch[1],
'opt1': batch[2],
'opt2': batch[3],
'opt3': batch[4],
'opt4': batch[5],
'ans': batch[6]
}
loss = model(inputs)
if args.n_gpu > 1:
loss = loss.mean() # mean() to average on multi-gpu parallel training
if args.gradient_accumulation_steps > 1:
loss = loss / args.gradient_accumulation_steps
loss.backward()
tr_loss += loss.item()
c_time_3 = time.time()
total_time += (c_time_3 - c_time)
total_time_1 += (c_time_1 - c_time)
total_time_2 += (c_time_2 - c_time_1)
total_time_3 += (c_time_3 - c_time_2)
if (step + 1) % args.gradient_accumulation_steps == 0:
torch.nn.utils.clip_grad_norm_(model.parameters(), args.max_grad_norm)
optimizer.step()
scheduler.step() # Update learning rate schedule
model.zero_grad()
global_step += 1
if args.logging_steps > 0 and global_step % args.logging_steps == 0:
logs = {}
if global_step % args.eval_steps == 0 and val_set is not None:
evaluate(args, model, preprocess, val_set)
loss_scalar = (tr_loss - logging_loss) / args.logging_steps
learning_rate_scalar = scheduler.get_last_lr()[0]
logs['learning_rate'] = learning_rate_scalar
logs['loss'] = loss_scalar
logging_loss = tr_loss
for key, value in logs.items():
tb_writer.add_scalar(key, value, global_step)
print(json.dumps({**logs, **{'step': global_step}}))
# print('Time: {}, {}, {}, {}'.format(str(total_time), str(total_time_1), str(total_time_2), str(total_time_3)))
# if args.save_steps > 0 and global_step % args.save_steps == 0:
# # Save model checkpoint
# output_dir = os.path.join(args.output_dir, 'checkpoint-{}'.format(global_step))
# if not os.path.exists(output_dir):
# os.makedirs(output_dir)
# model_to_save = model.module if hasattr(model, 'module') else model # Take care of distributed/parallel training
# model_to_save.save_pretrained(output_dir)
# torch.save(args, os.path.join(output_dir, 'training_args.bin'))
# logger.info("Saving model checkpoint to %s", output_dir)
tb_writer.close()
global_step = 1 if global_step == 0 else global_step
return global_step, tr_loss / global_step
def evaluate(args, model, preprocess, eval_dataset, prefix=""):
eval_dataset, eval_video_names = eval_dataset
# Note that DistributedSampler samples randomly
eval_sampler = SequentialSampler(eval_dataset)
eval_dataloader = DataLoader(eval_dataset, sampler=eval_sampler, batch_size=args.eval_batch_size)
# Eval!
logger.info("***** Running evaluation {} *****".format(prefix))
logger.info(" Num examples = %d", len(eval_dataset))
logger.info(" Batch size = %d", args.eval_batch_size)
with torch.no_grad():
all_ans = []
all_sim_matrix = []
for batch in tqdm(eval_dataloader, desc="Evaluating"):
model.eval()
batch = tuple(t.to(args.device) for t in batch)
eval_video_ind = list(batch[0].cpu().numpy())
all_image_frames = []
for vid in eval_video_ind:
frame = preprocess(Image.open('{}{}.jpg'.format(args.image_dir, eval_video_names[str(vid)].replace('.mp4', ''))))
# frame = preprocess(
# Image.open('{}{}_{}.jpg'.format(args.eval_image_dir, eval_video_names['data'][vid], str(vfi))))
all_image_frames.append(frame.unsqueeze(0))
all_image_frames = torch.cat(all_image_frames, dim=0).to(args.device)
inputs = {'image_frames': all_image_frames,
'question': batch[1],
'opt1': batch[2],
'opt2': batch[3],
'opt3': batch[4],
'opt4': batch[5],
}
output = model(inputs)
all_sim_matrix.append(output)
all_ans.append(batch[6])
all_sim_matrix = torch.cat(all_sim_matrix, dim=0).cpu().numpy()
all_ans = torch.cat(all_ans, dim=0).cpu().numpy()
print(all_ans.shape, all_sim_matrix.shape)
top_1 = top_k_accuracy_score(all_ans, all_sim_matrix, k=1)
print('Accuracy: {}'.format(str(top_1*100)))
print()
d = {'preds': all_sim_matrix.tolist(), 'labels': all_ans.tolist()}
json_dump(d, 'eval_results/0104_full_trafficqa.json')
return
def evaluate_rank(sim_matrix, labels):
ranks = []
for logits, label in zip(sim_matrix, labels):
logits_w_ind = {ind: logit for ind, logit in enumerate(logits)}
rank_list = [key for key, value in sorted(logits_w_ind.items(), key=lambda item: item[1], reverse=True)]
ranks.append(rank_list.index(label) + 1)
print('Metrics: median rank: {}, mean rank: {}'.format(str(np.median(ranks)), str(np.mean(ranks))))
def main():
parser = argparse.ArgumentParser()
parser.add_argument("--task_name", type=str, default="avsd",
help="the name of the training task (the dataset name)")
parser.add_argument("--model_size", type=str, default="16",
help="the size of pre-trained CLIP model (ViT-16 or ViT-32)")
parser.add_argument("--num_train_epochs", type=int, default=10,
help="the numebr of training epochs")
parser.add_argument("--do_train", action="store_true",
help="whether to train the model or not")
parser.add_argument("--do_eval", action="store_true",
help="whether to evaluate the model or not")
parser.add_argument("--weight_decay", type=float, default=0.0,
help="the weight decay rate")
parser.add_argument("--learning_rate", type=float, default=1e-5,
help="the learning rate used to train the model")
parser.add_argument("--warmup_steps", type=float, default=0.0,
help="the warm_up step rate")
parser.add_argument("--seed", type=int, default=3407,
help="the random seed used in model initialization and dataloader")
parser.add_argument("--train_batch_size", type=int, default=16,
help="the batch size used in training")
parser.add_argument("--eval_batch_size", type=int, default=16,
help="the batch size used in evaluation")
parser.add_argument("--logging_steps", type=int, default=50,
help="the logging steps")
parser.add_argument("--eval_steps", type=int, default=500,
help="conduct evaluation every eval_steps")
parser.add_argument("--device", type=int, default=0,
help="the device id used for training and evaluation")
parser.add_argument("--n_gpu", type=int, default=1,
help="number of gpus being used")
parser.add_argument("--attention_heads", type=int, default=8,
help="the attention heads used in multi head attention function")
parser.add_argument("--gradient_accumulation_steps", type=int, default=1,
help="number of updates steps to accumulate before performing a backward/update pass")
parser.add_argument("--n_frames", type=int, default=6,
help="the frames sampled from each video in training")
parser.add_argument("--eval_n_frames", type=int, default=6,
help="the frames sampled from each video in evaluation")
parser.add_argument("--n_reasoning_steps", type=int, default=3,
help="number of reasoning steps")
parser.add_argument("--e1", type=float, default=0.1,
help="the temperature for retrospective distribution")
parser.add_argument("--e2", type=float, default=0.1,
help="the temperature for forward distribution")
args, _ = parser.parse_known_args()
args.device = torch.device("cuda")
args.adam_epsilon = 1e-8
args.max_grad_norm = 5.0
args.do_train = True
# args.do_eval = True
# args.use_audio = True
set_seed(args) # Added here for reproductibility (even between python 2 and 3)
clip_processor_name = "ViT-L/14@336px" # "ViT-L/14@336px"
clip_model_name = 'openai/clip-vit-large-patch14-336'
clip_config = CLIPConfig.from_pretrained(clip_model_name)
args.transformer_width = clip_config.projection_dim
args.image_dir = 'data/frames_resize_16/'
args.eval_image_dir = 'data/frames_resize/'
args.output_dir = 'trained_models/traffic_qa/epochs-{}_lr-{}'.format(str(args.num_train_epochs), str(args.learning_rate))
print(args.output_dir)
data_dirs = ["data/train.cache", "data/val.cache"]
video_names = json_load("data/annotations/vid_id_to_filename.json")
all_images, all_questions, all_option_1, all_option_2, all_option_3, all_option_4, all_ans = pickle.load(
open(data_dirs[0], 'rb'))
train_dataset = TensorDataset(torch.cat(all_images, dim=0),
torch.cat(all_questions, dim=0),
torch.cat(all_option_1, dim=0), torch.cat(all_option_2, dim=0),
torch.cat(all_option_3, dim=0), torch.cat(all_option_4, dim=0),
torch.cat(all_ans, dim=0))
train_dataset = (train_dataset, video_names)
all_images, all_questions, all_option_1, all_option_2, all_option_3, all_option_4, all_ans = pickle.load(
open(data_dirs[1], 'rb'))
val_dataset = TensorDataset(torch.cat(all_images, dim=0),
torch.cat(all_questions, dim=0),
torch.cat(all_option_1, dim=0), torch.cat(all_option_2, dim=0),
torch.cat(all_option_3, dim=0), torch.cat(all_option_4, dim=0),
torch.cat(all_ans, dim=0))
val_dataset = (val_dataset, video_names)
model = AADVConcat(args, clip_config)
model.clip = model.clip.from_pretrained(clip_model_name)
model.to(args.device)
device = "cuda" if torch.cuda.is_available() else "cpu"
clip_model, preprocess = clip.load(clip_processor_name, device=device)
del clip_model
logger.info("Training/evaluation parameters %s", args)
# Training
if args.do_train:
global_step, tr_loss = train(args, model, train_dataset, preprocess, val_set=val_dataset)
logger.info(" global_step = %s, average loss = %s", global_step, tr_loss)
# Saving best-practices: if you use defaults names for the model, you can reload it using from_pretrained()
if args.do_train:
# Create output directory if needed
if not os.path.exists(args.output_dir):
os.makedirs(args.output_dir)
logger.info("Saving model checkpoint to %s", args.output_dir)
torch.save(model.state_dict(), args.output_dir + 'model.pt')
# Good practice: save your training arguments together with the trained model
torch.save(args, os.path.join(args.output_dir, 'training_args.bin'))
# Evaluation
if args.do_eval:
checkpoints = [args.output_dir]
logger.info("Evaluate the following checkpoints: %s", checkpoints)
for checkpoint in checkpoints:
model = AADVConcat(args, clip_config)
model.load_state_dict(torch.load(checkpoint + 'model.pt'))
model.eval()
model.to(args.device)
evaluate(args, model, preprocess, val_dataset)
return
if __name__ == '__main__':
main()