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test_external_datasets.py
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test_external_datasets.py
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from comet_ml import Experiment
import torch
from torch.utils.data import DataLoader
import pytorch_lightning as pl
from pytorch_lightning.loggers import CometLogger
from pytorch_lightning import Trainer
from pytorch_lightning import seed_everything
from argparse import ArgumentParser
import os
import numpy as np
from utils import misc
from isic_contrastive_finetuner import ISICFineTuner
from finetuning_ssl import SSLModel
from custom_dataset import CSVDatasetWithName
if __name__ == "__main__":
#Insert the datafolder path for each dataset
IMG_PATHS = {'atlas-dermato': '/datasplits/atlas-rgb',
'atlas-clinical': '/datasplits/atlas-clinical-rgb' ,
'isic20': '/datasplits/ISIC_2020_Training_Input',
'pad-ufes-20': '/datasplits/pad-ufes-20/'
}
#Insert the labels path for each dataset
LABELS_PATHS = {'atlas-dermato': '/datasplits/derm7pt-derm/atlas-dermato-all.csv',
'atlas-clinical': '/datasplits/derm7pt-clin/atlas-clinical-all.csv',
'isic20': '/datasplits/isic2020/isic2020-subset-test.csv',
'pad-ufes-20': '/datasplits/padufes20/pad-ufes-20-labels.csv'
}
METHODS = ['simclr', 'baseline', 'swav', 'infomin', 'byol', 'moco']
DATASETS = IMG_PATHS.keys()
parser = ArgumentParser(usage='%(prog)s [options]')
parser.add_argument("--gpus", type=int, default=1, help="Number of GPUs.")
parser.add_argument("--precision", type=int, default=16, help="Precision 16 or 32 bits")
parser.add_argument("--copies", type=int, default=50, help="Number of image copies")
parser.add_argument("--workers", type=int, default=8, help="Number of workers")
parser.add_argument("--dataset", type=str, choices=DATASETS, help="Which dataset to use", required=True)
parser.add_argument("--method", type=str, choices=METHODS, help="Which method to use", required=True)
parser.add_argument("--ckpt_path", type=str, help="Pre trained model path to start with", required=True)
parser.add_argument("--debug", action='store_true', help="Init in debug mode")
parser.add_argument("--fromcl", action='store_true', help="If the checkpoint is from contrastive learning pretraining")
parser.print_help()
args = parser.parse_args()
assert os.path.isfile(args.ckpt_path), "Checkpoint path needs to be a file"
#false by default
loggers = False
print("Hyperparameters")
for k, v in vars(args).items():
print(f"{k}: {v}")
print("Setting Up datasets and augmentations...")
data_transforms = misc.get_data_transforms(args.method)
print(data_transforms)
if args.dataset.startswith('atlas'):
sep = ';'
_format='.png'
else:
sep = ','
_format='.jpg'
#Quick fix for image file format for padufes-20. File format already in csv.
if args.dataset in ['pad-ufes-20']:
_format = ''
ds_path = IMG_PATHS[args.dataset]
labels_path = LABELS_PATHS[args.dataset]
print(ds_path, labels_path)
test_ds = misc.AugmentOnTest(CSVDatasetWithName(imgs_folder=ds_path, labels_csv=labels_path,
sep = sep, _format = _format,
transforms=data_transforms['test']), args.copies)
test_loader = DataLoader(test_ds, batch_size=args.copies, shuffle=False,
pin_memory=True, num_workers=args.workers)
if not args.fromcl:
name_exp = f'best_{args.method}_fine_tuning'
method = args.method
else:
#adjust according to your ckpt_path
name_exp = args.ckpt_path.split('/')[2]
method = 'SimCLR' if "SimCLR" in name_exp else "SupCon"
MODEL_CLASS = ISICFineTuner if args.fromcl else SSLModel
print(f"======== Loading model from: {args.ckpt_path} -- Model Class: {MODEL_CLASS.__name__} ========")
model = MODEL_CLASS.load_from_checkpoint(args.ckpt_path)
name_exp += f"_lr_{model.params.lr}"
print(f"======== Running with {args.dataset.upper()} Dataset ========")
print(f"======== Experiment Name: {name_exp} \t Method: {method} ========")
if not args.debug:
print("======== Setting Up loggers and callbacks ========")
#create the comet logger
comet_logger = CometLogger(
api_key=os.getenv("COMET_API_KEY"),
project_name='top5-test',
workspace=os.getenv("COMET_WORKSPACE"),
experiment_name=name_exp
)
comet_logger.experiment.log_parameters(args)
comet_logger.experiment.log_parameter('test_aug',
str({'test_aug': data_transforms['test']}))
#log the code for visual inspection
comet_logger.experiment.log_code(folder='/utils/')
comet_logger.experiment.log_code(folder='/models/')
comet_logger.experiment.log_code(file_name='custom_dataset.py')
comet_logger.experiment.log_other('ds_path', ds_path)
comet_logger.experiment.log_other('labels_path', labels_path)
comet_logger.experiment.add_tag(args.dataset)
comet_logger.experiment.add_tag(method)
loggers = [comet_logger]
#Log dataset sample images to Comet
num_samples = len(test_ds)
for _ in range(10):
value = np.random.randint(0, num_samples)
(img, label), name = test_ds[value]
img = img.permute(1,2,0).numpy()
comet_logger.experiment.log_image(img, name=f"[TEST]{name}-GT:{label}")
tester = pl.Trainer(gpus=args.gpus,
precision=args.precision,
logger=loggers,
fast_dev_run=args.debug,
num_sanity_val_steps=-1
)
print(f"======== Testing ========")
tester.test(model, test_dataloaders=test_loader)