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main.py
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import argparse
import json
import os
from Experiments import singleshot
from Experiments import multishot
from Experiments.theory import unit_conservation
from Experiments.theory import layer_conservation
from Experiments.theory import imp_conservation
from Experiments.theory import schedule_conservation
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Network Compression')
# Training Hyperparameters
training_args = parser.add_argument_group('training')
training_args.add_argument('--dataset', type=str, default='mnist',
choices=['mnist','cifar10','cifar100','tiny-imagenet','imagenet'],
help='dataset (default: mnist)')
training_args.add_argument('--model', type=str, default='fc', choices=['fc','conv',
'vgg11','vgg11-bn','vgg13','vgg13-bn','vgg16','vgg16-bn','vgg19','vgg19-bn',
'resnet18','resnet20','resnet32','resnet34','resnet44','resnet50',
'resnet56','resnet101','resnet110','resnet110','resnet152','resnet1202',
'wide-resnet18','wide-resnet20','wide-resnet32','wide-resnet34','wide-resnet44','wide-resnet50',
'wide-resnet56','wide-resnet101','wide-resnet110','wide-resnet110','wide-resnet152','wide-resnet1202'],
help='model architecture (default: fc)')
training_args.add_argument('--model-class', type=str, default='default', choices=['default','lottery','tinyimagenet','imagenet'],
help='model class (default: default)')
training_args.add_argument('--dense-classifier', type=bool, default=False,
help='ensure last layer of model is dense (default: False)')
training_args.add_argument('--pretrained', type=bool, default=False,
help='load pretrained weights (default: False)')
training_args.add_argument('--optimizer', type=str, default='adam', choices=['sgd','momentum','adam','rms'],
help='optimizer (default: adam)')
training_args.add_argument('--train-batch-size', type=int, default=64,
help='input batch size for training (default: 64)')
training_args.add_argument('--test-batch-size', type=int, default=256,
help='input batch size for testing (default: 256)')
training_args.add_argument('--pre-epochs', type=int, default=0,
help='number of epochs to train before pruning (default: 0)')
training_args.add_argument('--post-epochs', type=int, default=10,
help='number of epochs to train after pruning (default: 10)')
training_args.add_argument('--lr', type=float, default=0.001,
help='learning rate (default: 0.001)')
training_args.add_argument('--lr-drops', type=int, nargs='*', default=[],
help='list of learning rate drops (default: [])')
training_args.add_argument('--lr-drop-rate', type=float, default=0.1,
help='multiplicative factor of learning rate drop (default: 0.1)')
training_args.add_argument('--weight-decay', type=float, default=0.0,
help='weight decay (default: 0.0)')
# Pruning Hyperparameters
pruning_args = parser.add_argument_group('pruning')
pruning_args.add_argument('--pruner', type=str, default='rand',
choices=['rand','mag','snip','grasp','synflow'],
help='prune strategy (default: rand)')
pruning_args.add_argument('--compression', type=float, default=0.0,
help='quotient of prunable non-zero prunable parameters before and after pruning (default: 1.0)')
pruning_args.add_argument('--prune-epochs', type=int, default=1,
help='number of iterations for scoring (default: 1)')
pruning_args.add_argument('--compression-schedule', type=str, default='exponential', choices=['linear','exponential'],
help='whether to use a linear or exponential compression schedule (default: exponential)')
pruning_args.add_argument('--mask-scope', type=str, default='global', choices=['global','local'],
help='masking scope (global or layer) (default: global)')
pruning_args.add_argument('--prune-dataset-ratio', type=int, default=10,
help='ratio of prune dataset size and number of classes (default: 10)')
pruning_args.add_argument('--prune-batch-size', type=int, default=256,
help='input batch size for pruning (default: 256)')
pruning_args.add_argument('--prune-bias', type=bool, default=False,
help='whether to prune bias parameters (default: False)')
pruning_args.add_argument('--prune-batchnorm', type=bool, default=False,
help='whether to prune batchnorm layers (default: False)')
pruning_args.add_argument('--prune-residual', type=bool, default=False,
help='whether to prune residual connections (default: False)')
pruning_args.add_argument('--prune-train-mode', type=bool, default=False,
help='whether to prune in train mode (default: False)')
pruning_args.add_argument('--reinitialize', type=bool, default=False,
help='whether to reinitialize weight parameters after pruning (default: False)')
pruning_args.add_argument('--shuffle', type=bool, default=False,
help='whether to shuffle masks after pruning (default: False)')
pruning_args.add_argument('--invert', type=bool, default=False,
help='whether to invert scores during pruning (default: False)')
pruning_args.add_argument('--pruner-list', type=str, nargs='*', default=[],
help='list of pruning strategies for singleshot (default: [])')
pruning_args.add_argument('--prune-epoch-list', type=int, nargs='*', default=[],
help='list of prune epochs for singleshot (default: [])')
pruning_args.add_argument('--compression-list', type=float, nargs='*', default=[],
help='list of compression ratio exponents for singleshot/multishot (default: [])')
pruning_args.add_argument('--level-list', type=int, nargs='*', default=[],
help='list of number of prune-train cycles (levels) for multishot (default: [])')
## Experiment Hyperparameters ##
parser.add_argument('--experiment', type=str, default='singleshot',
choices=['singleshot','multishot','unit-conservation',
'layer-conservation','imp-conservation','schedule-conservation'],
help='experiment name (default: example)')
parser.add_argument('--expid', type=str, default='',
help='name used to save results (default: "")')
parser.add_argument('--result-dir', type=str, default='Results/data',
help='path to directory to save results (default: "Results/data")')
parser.add_argument('--gpu', type=int, default='0',
help='number of GPU device to use (default: 0)')
parser.add_argument('--workers', type=int, default='4',
help='number of data loading workers (default: 4)')
parser.add_argument('--no-cuda', action='store_true',
help='disables CUDA training')
parser.add_argument('--seed', type=int, default=1,
help='random seed (default: 1)')
parser.add_argument('--verbose', action='store_true',
help='print statistics during training and testing')
args = parser.parse_args()
## Construct Result Directory ##
if args.expid == "":
print("WARNING: this experiment is not being saved.")
setattr(args, 'save', False)
else:
result_dir = '{}/{}/{}'.format(args.result_dir, args.experiment, args.expid)
setattr(args, 'save', True)
setattr(args, 'result_dir', result_dir)
try:
os.makedirs(result_dir)
except FileExistsError:
val = ""
while val not in ['yes', 'no']:
val = input("Experiment '{}' with expid '{}' exists. Overwrite (yes/no)? ".format(args.experiment, args.expid))
if val == 'no':
quit()
## Save Args ##
if args.save:
with open(args.result_dir + '/args.json', 'w') as f:
json.dump(args.__dict__, f, sort_keys=True, indent=4)
## Run Experiment ##
if args.experiment == 'singleshot':
singleshot.run(args)
if args.experiment == 'multishot':
multishot.run(args)
if args.experiment == 'unit-conservation':
unit_conservation.run(args)
if args.experiment == 'layer-conservation':
layer_conservation.run(args)
if args.experiment == 'imp-conservation':
imp_conservation.run(args)
if args.experiment == 'schedule-conservation':
schedule_conservation.run(args)