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def checkpoint_name(checkpoint_dir, epoch='latest'): return os.path.join(checkpoint_dir, 'ckpt-{}.dat'.format(epoch))
class FileStorageObserverWithExUuid(FileStorageObserver): ' Wraps the FileStorageObserver so that we can pass in the Id.\n This allows us to save experiments into subdirectories with \n meaningful names. The standard FileStorageObserver jsut increments \n a counter.' UNUSED_VALUE = (- 1) ...
class VideoLogger(object): ' Logs a video to a file, frame-by-frame \n \n All frames must be the same height.\n \n Example:\n >>> logger = VideoLogger("output.mp4")\n >>> for i in range(30):\n >>> logger.log(color_transitions_(i, n_frames, width, height) )\n ...
def color_transitions_(i, k, width, height): x = np.linspace(0, 1.0, width) y = np.linspace(0, 1.0, height) bg = np.array(np.meshgrid(x, y)) bg = (((1.0 - (i / k)) * bg) + ((i / k) * (1 - bg))) r = ((np.ones_like(bg[0][(np.newaxis, ...)]) * i) / k) return np.uint8((np.rollaxis(np.concatenate([...
class SensorPack(dict): ' Fun fact, you can slice using np.s_. E.g.\n sensors.at(np.s_[:2])\n ' def at(self, val): return SensorPack({k: v[val] for (k, v) in self.items()}) def apply(self, lambda_fn): return SensorPack({k: lambda_fn(k, v) for (k, v) in self.items()}) def s...
def replay_logs(existing_log_paths, mlog): existing_results_path = combined_paths(existing_log_paths, 'result_log.pkl') save_training_logs(existing_results_path, mlog)
def move_metadata_file(old_log_dir, new_log_dir, uuid): fp_metadata_old = get_subdir(old_log_dir, 'metadata') fp_metadata_old = [fp for fp in fp_metadata_old if (uuid in fp)] if (len(fp_metadata_old) == 0): logger.info(f'No metadata for new experiment found at {old_log_dir} for {uuid}') else: ...
def checkpoint_name(checkpoint_dir, epoch='latest'): return os.path.join(checkpoint_dir, 'ckpt-{}.dat'.format(epoch))
def get_parent_dirname(path): return os.path.basename(os.path.dirname(path))
def get_subdir(training_directory, subdir_name): "\n look through all files/directories in training_directory\n return all files/subdirectories whose basename have subdir_name\n if 0, return none\n if 1, return it\n if more, return list of them\n\n e.g. training_directory: '/path/to/exp'\n ...
def read_pkl(pkl_name): with open(pkl_name, 'rb') as f: data = pickle.load(f) return data
def unused_dir_name(output_dir): "\n Returns a unique (not taken) output_directory name with similar structure to existing one\n Specifically,\n if dir is not taken, return itself\n if dir is taken, return a new name where\n if dir = base + number, then newdir = base + {number+1}\n ow: n...
def combined_paths(paths, name): '\n Runs get_subdir on every path in paths then flattens\n Finds all files/directories in all paths whose basename includes name\n Returns all these in a one-dimensional list\n ' ret_paths = [] for exp_path in paths: evals = get_subdir(exp_path, name) ...
def read_logs(pkl_name): return read_pkl(pkl_name)['results'][0]
def save_training_logs(results_paths, mlog): "\n results_path is a list of experiment's result pkl file paths\n e.g. results_path = ['exp1/results_log.pkl', 'exp2/results_log.pkl']\n " step_num_set = set() for results_path in results_paths: print(f'logging {results_path}') try: ...
def save_testing_logs(eval_paths, mlog): "\n eval_paths is a list of eval runs path\n e.g. eval_paths = ['exp1/eval', 'exp1/eval1', 'exp2/eval']\n " data_all_epochs = [] seen_epochs = set() for eval_path in eval_paths: subdirectories = os.listdir(eval_path) for subdir in subdi...
def save_train_testing(exp_paths, mlog): train_result_paths = combined_paths(exp_paths, 'result_log.pkl') save_training_logs(train_result_paths, mlog) eval_paths = combined_paths(exp_paths, 'eval') save_testing_logs(eval_paths, mlog)
class EpisodeTracker(object): '\n Provides a method for tracking important metrics with a simultaneous batch of episodes\n ' def __init__(self, n_to_track): self.episodes = [[] for _ in range(n_to_track)] def append(self, obs, actions): for (i, (o, a)) in enumerate(zip(obs['glo...
def softmax_cross_entropy(inputs, target, weight=None, cache={}, size_average=None, ignore_index=(- 100), reduce=None, reduction='mean'): cache['predictions'] = inputs cache['labels'] = target if (len(target.shape) == 2): target = torch.argmax(target, dim=1) loss = F.cross_entropy(inputs, targ...
def heteroscedastic_normal(mean_and_scales, target, weight=None, cache={}, eps=0.01): (mu, scales) = mean_and_scales loss = ((((mu - target) ** 2) / ((scales ** 2) + eps)) + torch.log(((scales ** 2) + eps))) loss = ((torch.mean((weight * loss)) / weight.mean()) if (weight is not None) else loss.mean()) ...
def heteroscedastic_double_exponential(mean_and_scales, target, weight=None, cache={}, eps=0.05): (mu, scales) = mean_and_scales loss = ((torch.abs((mu - target)) / (scales + eps)) + torch.log((2.0 * (scales + eps)))) loss = ((torch.mean((weight * loss)) / weight.mean()) if (weight is not None) else loss....
def weighted_mse_loss(inputs, target, weight=None, cache={}): losses = {} cache['predictions'] = inputs cache['labels'] = target if (weight is not None): loss = (torch.mean((weight * ((inputs - target) ** 2))) / torch.mean(weight)) else: loss = F.mse_loss(inputs, target) return...
def weighted_l1_loss(inputs, target, weight=None, cache={}): target = target.float() if (weight is not None): loss = (torch.mean((weight * torch.abs((inputs - target)))) / torch.mean(weight)) else: loss = F.l1_loss(inputs, target) return {'total': loss, 'l1': loss}
def perceptual_l1_loss(decoder_path, bake_decodings): task = [t for t in SINGLE_IMAGE_TASKS if (t in decoder_path)][0] decoder = TaskonomyDecoder(TASKS_TO_CHANNELS[task], feed_forward=(task in FEED_FORWARD_TASKS)) checkpoint = torch.load(decoder_path) decoder.load_state_dict(checkpoint['state_dict']) ...
def perceptual_l2_loss(decoder_path, bake_decodings): task = [t for t in SINGLE_IMAGE_TASKS if (t in decoder_path)][0] decoder = TaskonomyDecoder(TASKS_TO_CHANNELS[task], feed_forward=(task in FEED_FORWARD_TASKS)) checkpoint = torch.load(decoder_path) decoder.load_state_dict(checkpoint['state_dict']) ...
def dense_softmax_cross_entropy_loss(inputs, targets, cache={}): (batch_size, _) = targets.shape losses = {} losses['final'] = (((- 1.0) * torch.sum((torch.softmax(targets.float(), dim=1) * F.log_softmax(inputs.float(), dim=1)))) / batch_size) losses['standard'] = losses['final'] return losses
def dense_cross_entropy_loss_(inputs, targets): (batch_size, _) = targets.shape return (((- 1.0) * torch.sum((targets * F.log_softmax(inputs, dim=1)))) / batch_size)
def dense_softmax_cross_entropy(inputs, targets, weight=None, cache={}): assert (weight is None) cache['predictions'] = inputs cache['labels'] = targets (batch_size, _) = targets.shape loss = (((- 1.0) * torch.sum((torch.softmax(targets.detach(), dim=1) * F.log_softmax(inputs, dim=1)))) / batch_si...
def dense_cross_entropy(inputs, targets, weight=None, cache={}): assert (weight == None) cache['predictions'] = inputs cache['labels'] = targets (batch_size, _) = targets.shape loss = (((- 1.0) * torch.sum((targets.detach() * F.log_softmax(inputs, dim=1)))) / batch_size) return {'total': loss,...
def perceptual_cross_entropy_loss(decoder_path, bake_decodings): task = [t for t in SINGLE_IMAGE_TASKS if (t in decoder_path)][0] decoder = TaskonomyDecoder(TASKS_TO_CHANNELS[task], feed_forward=(task in FEED_FORWARD_TASKS)) checkpoint = torch.load(decoder_path) decoder.load_state_dict(checkpoint['sta...
def identity_regularizer(loss_fn, model): def runner(inputs, target, weight=None, cache={}): losses = loss_fn(inputs, target, weight, cache) return losses return runner
def transfer_regularizer(loss_fn, model, reg_loss_fn='F.l1_loss', coef=0.001): def runner(inputs, target, weight=None, cache={}): orig_losses = loss_fn(inputs, target, weight, cache) if (type(model).__name__ == 'PolicyWithBase'): assert (('base_encoding' in cache) and ('transfered_enc...
def perceptual_regularizer(loss_fn, model, coef=0.001, decoder_path=None, use_transfer=True, reg_loss_fn='F.mse_loss'): assert (decoder_path is not None), 'Pass in a decoder to which to transform our parameters and regularize on' task = [t for t in SINGLE_IMAGE_TASKS if (t in decoder_path)][0] decoder = T...
def cfg_to_md(cfg, uuid): ' Because tensorboard uses markdown' return (((uuid + '\n\n ') + pprint.pformat(cfg).replace('\n', ' \n').replace("\n '", "\n '")) + '')
def count_trainable_parameters(model): return sum((p.numel() for p in model.parameters() if p.requires_grad))
def count_total_parameters(model): return sum((p.numel() for p in model.parameters()))
def is_interactive(): try: ip = get_ipython() return ip.has_trait('kernel') except: return False
def is_cuda(model): return next(model.parameters()).is_cuda
class Bunch(object): def __init__(self, adict): self.__dict__.update(adict) (self._keys, self._vals) = zip(*adict.items()) (self._keys, self._vals) = (list(self._keys), list(self._vals)) def keys(self): return self._keys def vals(self): return self._vals
def compute_weight_norm(parameters): ' no grads! ' total = 0.0 count = 0 for p in parameters: total += torch.sum((p.data ** 2)) count += p.numel() return (total / count)
def get_number(name): '\n use regex to get the first integer in the name\n if none exists, return -1\n ' try: num = int(re.findall('[0-9]+', name)[0]) except: num = (- 1) return num
def append_dict(d, u, stop_recurse_keys=[]): for (k, v) in u.items(): if (isinstance(v, collections.Mapping) and (k not in stop_recurse_keys)): d[k] = append_dict(d.get(k, {}), v, stop_recurse_keys=stop_recurse_keys) else: if (k not in d): d[k] = [] ...
def update_dict_deepcopy(d, u): for (k, v) in u.items(): if isinstance(v, collections.Mapping): d[k] = update_dict_deepcopy(d.get(k, {}), v) else: d[k] = v return d
def eval_dict_values(d): for k in d.keys(): if isinstance(d[k], collections.Mapping): d[k] = eval_dict_values(d[k]) elif isinstance(d[k], str): d[k] = eval(d[k].replace('---', "'")) return d
def search_and_replace_dict(model_kwargs, task_initial): for (k, v) in model_kwargs.items(): if isinstance(v, collections.Mapping): search_and_replace_dict(v, task_initial) elif (isinstance(v, str) and ('encoder' in v) and (task_initial not in v)): new_pth = v.replace('curv...
class _CustomDataParallel(nn.Module): def __init__(self, model, device_ids): super(_CustomDataParallel, self).__init__() self.model = nn.DataParallel(model, device_ids=device_ids) self.model.to(device) num_devices = (torch.cuda.device_count() if (device_ids is None) else len(devic...
class Profiler(object): def __init__(self, name, logger=None, level=logging.INFO): self.name = name self.logger = logger self.level = level def step(self, name): ' Returns the duration and stepname since last step/start ' duration = self.summarize_step(start=self.step...
class RAdam(Optimizer): def __init__(self, params, lr=0.001, betas=(0.9, 0.999), eps=1e-08, weight_decay=0, amsgrad=False): if amsgrad: warnings.warn('amsgrad is not used') defaults = dict(lr=lr, betas=betas, eps=eps, weight_decay=weight_decay) self.buffer = [[None, None, None...
class PlainRAdam(Optimizer): def __init__(self, params, lr=0.001, betas=(0.9, 0.999), eps=1e-08, weight_decay=0): defaults = dict(lr=lr, betas=betas, eps=eps, weight_decay=weight_decay) super(PlainRAdam, self).__init__(params, defaults) def __setstate__(self, state): super(PlainRAdam...
class AdamW(Optimizer): def __init__(self, params, lr=0.001, betas=(0.9, 0.999), eps=1e-08, weight_decay=0, warmup=0): defaults = dict(lr=lr, betas=betas, eps=eps, weight_decay=weight_decay, warmup=warmup) super(AdamW, self).__init__(params, defaults) def __setstate__(self, state): s...
def set_seed(seed): torch.manual_seed(seed) torch.cuda.manual_seed(seed) torch.cuda.manual_seed_all(seed) np.random.seed(seed) random.seed(seed)
def compute_optimal_imgs(img_paths, use_pool=False): (median_time, mean_time, pil_time) = (0, 0, 0) img_paths = [path for path in img_paths if ('.png' in path)] mean_meter = ValueSummaryMeter() median_meter = MedianImageMeter(bit_depth=8, im_shape=(256, 256, 3), device='cuda') p = Pool(6) for ...
class SimpleRLEnv(habitat.RLEnv): def get_reward_range(self): return [(- 1), 1] def get_reward(self, observations): return 0 def get_done(self, observations): return self.habitat_env.episode_over def get_info(self, observations): return self.habitat_env.get_metrics(...
def draw_top_down_map(info, heading, output_size): top_down_map = maps.colorize_topdown_map(info['top_down_map']['map']) original_map_size = top_down_map.shape[:2] map_scale = np.array((1, ((original_map_size[1] * 1.0) / original_map_size[0]))) new_map_size = np.round((output_size * map_scale)).astype...
def get_logger(cfg, uuid): if (cfg['saving']['logging_type'] == 'visdom'): mlog = tnt.logger.VisdomMeterLogger(title=uuid, env=uuid, server=cfg['saving']['visdom_server'], port=cfg['saving']['visdom_port'], log_to_filename=cfg['saving']['visdom_log_file']) elif (cfg['saving']['logging_type'] == 'tenso...
def maybe_bake_decodings(cfg, logger): task = cfg['training']['taskonomy_encoder'] need_encodings = (cfg['training']['baked_encoding'] and (not os.path.isdir(os.path.join(cfg['training']['data_dir'], f'{task}_encoding')))) need_decodings = (cfg['training']['baked_decoding'] and (not os.path.isdir(os.path....
@ex.main def train(cfg, uuid): logger.setLevel(logging.INFO) logger.info(cfg) logger.debug(f'Loaded Torch version: {torch.__version__}') logger.debug(f'Using device: {device}') task = cfg['training']['taskonomy_encoder'] start_epoch = 0 logger.debug(f'Starting data loaders') maybe_bake...
def train_model(cfg, student, teacher, dataloaders, loss_fn, optimizer, start_epoch=0, num_epochs=250, save_epochs=25, scheduler=None, mlog=None, flog=None): checkpoint_dir = os.path.join(cfg['saving']['log_dir'], cfg['saving']['save_dir']) run_kwargs = {'baked_encoding': cfg['training']['baked_encoding'], 'b...
def run_one_epoch(student, teacher, decoder, dataloader, loss_fn, loss_type, optimizer, epoch, baked_encoding, baked_decoding, mlog, flog, train, cfg): student.train(train) phase = ('train' if train else 'val') with torch.set_grad_enabled(train), Profiler(f"Epoch {epoch} ({('train' if train else 'val')})"...
@ex.config def cfg_base(): uuid = 'basic' cfg = {} cfg['learner'] = {'model': 'atari_residual', 'model_kwargs': {}, 'eps': 1e-05, 'lr': 0.001, 'lr_scheduler_method': None, 'lr_scheduler_method_kwargs': {}, 'max_grad_norm': 1, 'test': False, 'scheduler': 'plateau'} cfg['training'] = {'baked_encoding': ...
@ex.named_config def model_fcn5(): cfg = {'learner': {'model': 'FCN5Residual', 'model_kwargs': {'num_groups': 2, 'use_residual': False, 'normalize_output': False}}}
@ex.named_config def model_fcn5_residual(): cfg = {'learner': {'model': 'FCN5Residual', 'model_kwargs': {'num_groups': 2, 'use_residual': True, 'normalize_output': False}}}
@ex.named_config def model_fcn3(): cfg = {'learner': {'model': 'FCN3', 'model_kwargs': {'num_groups': 2, 'normalize_output': False}}}
@ex.named_config def student_taskonomy_encoder_penultimate(): cfg = {'learner': {'model': 'TaskonomyEncoder', 'model_kwargs': {'train': True, 'eval_only': False}}}
@ex.named_config def student_taskonomy_encoder(): cfg = {'learner': {'model': 'TaskonomyEncoder', 'model_kwargs': {'train_penultimate': True, 'eval_only': False}}}
@ex.named_config def scheduler_reduce_on_plateau(): cfg = {'learner': {'lr_scheduler_method': 'lr_scheduler.ReduceLROnPlateau', 'lr_scheduler_method_kwargs': {'factor': 0.1, 'patience': 5}}}
@ex.named_config def scheduler_step_lr(): cfg = {'learner': {'lr_scheduler_method': 'lr_scheduler.StepLR', 'lr_scheduler_method_kwargs': {'lr_decay_epochs': 30, 'gamma': 0.1}}}
@ex.named_config def cfg_eval(): uuid = 'eval' cfg = {} cfg['learner'] = {'model': 'FCN5', 'test': True} cfg['training'] = {'train': False}
def save_as_png(file_path, decoding): decoding = ((0.5 * decoding) + 0.5) decoding *= ((2 ** 16) - 1) decoding = decoding.astype(np.uint16) if (decoding.shape[0] == 2): zeros = np.zeros((1, decoding.shape[1], decoding.shape[2]), dtype=np.uint16) decoding = np.vstack((decoding, zeros)) ...
def save_to_file(arr, original_image_fname, new_root, subfolder, filetype='.npy'): abspath = os.path.abspath(original_image_fname) base_name = os.path.basename(abspath).replace('.png', filetype) parent_name = get_parent_dirname(abspath) file_path = os.path.join(new_root, subfolder, parent_name, base_n...
def save_mappable(x): return save_to_file(*x)
def remove_done_folders(task, folders_to_convert, data_dir, save_dir, store_prediction, store_representation): rgb_dir = os.path.join(data_dir, 'rgb') encoding_dir = os.path.join(save_dir, f'{task}_encoding') decoding_dir = os.path.join(save_dir, f'{task}_decoding') folders_to_use = set() for fold...
def need_to_save(task, folders_to_convert, data_dir, save_dir, store_prediction, store_representation): folders_to_convert = remove_done_folders(task, folders_to_convert, data_dir, save_dir, store_prediction, store_representation) return (len(folders_to_convert) != 0)
def save_reprs(task, model_base_path, folders_to_convert, split_to_convert, data_dir, save_dir, store_representation=True, store_prediction=True, n_dataloader_workers=4, batch_size=64, skip_done_folders=True): logger.info(f'Setting up model of {task} with {model_base_path}') out_channels = (TASKS_TO_CHANNELS[...
@ex.main def run_cfg(cfg): save_reprs(task=cfg['task'], model_base_path=cfg['model_base_path'], folders_to_convert=cfg['folders_to_convert'], split_to_convert=cfg['split_to_convert'], data_dir=cfg['data_dir'], save_dir=cfg['save_dir'], store_representation=cfg['store_representation'], store_prediction=cfg['store_...
@ex.config def cfg_base(): task = 'autoencoding' model_base_path = '/mnt/models/' store_representation = True store_prediction = True folders_to_convert = None split_to_convert = None batch_size = 64 n_dataloader_workers = 8 data_dir = '/mnt/data' save_dir = '/mnt/data'
@ex.named_config def cfg_docker(): cfg = {'task': 'keypoints3d', 'model_base_path': '/mnt/models/', 'store_representation': False, 'store_prediction': True, 'split_to_convert': 'splits.taskonomy_no_midlevel["fullplus"]', 'data_dir': '/mnt/data', 'save_dir': '/mnt/data', 'folders_to_convert': None, 'batch_size': 6...
def save_as_png(file_path, decoding): decoding = ((0.5 * decoding) + 0.5) decoding *= ((2 ** 16) - 1) decoding = decoding.astype(np.uint16) decoding = np.transpose(decoding, (1, 2, 0)) if (decoding.shape[2] > 1): cv2.imwrite(file_path, cv2.cvtColor(decoding, cv2.COLOR_RGB2BGR)) else: ...
def save_to_file(arr, original_image_fname, new_root, subfolder, filetype='.npy'): abspath = os.path.abspath(original_image_fname) base_name = os.path.basename(abspath).replace('.png', filetype) parent_name = get_parent_dirname(abspath).replace(SOURCE_TASK, 'mask_valid') file_path = os.path.join(new_r...
def save_mappable(x): return save_to_file(*x)
def build_mask(target, val=65000): mask = (target >= val) mask = (F.max_pool2d(mask.float(), 5, padding=2, stride=2) == 0) return (mask * 255)
@ex.main def make_mask(folders_to_convert, split_to_convert, data_dir, save_dir, n_dataloader_workers=4, batch_size=64): if ((folders_to_convert is None) and (split_to_convert is not None)): split_to_convert = eval(split_to_convert) logger.info(f'Converting from split {split_to_convert}') ...
@ex.config def cfg_base(): folders_to_convert = None split_to_convert = None batch_size = 64 n_dataloader_workers = 8 data_dir = '/mnt/data' save_dir = '/mnt/data'
def save_as_png(file_path, decoding): decoding = ((0.5 * decoding) + 0.5) decoding *= ((2 ** 16) - 1) decoding = decoding.astype(np.uint16) decoding = np.transpose(decoding, (1, 2, 0)) if (decoding.shape[2] > 1): cv2.imwrite(file_path, cv2.cvtColor(decoding, cv2.COLOR_RGB2BGR)) else: ...
def save_to_file(arr, original_image_fname, new_root, subfolder, filetype='.npy'): abspath = os.path.abspath(original_image_fname) base_name = os.path.basename(abspath).replace('.png', filetype) parent_name = get_parent_dirname(abspath) file_path = os.path.join(new_root, subfolder, parent_name, base_n...
def shrink_file(original_fpath, new_fpath): with open(original_fpath, 'rb') as f: img = Image.open(f) img = img.convert('RGB') img = transforms.Resize((256, 256), Image.BICUBIC)(img) with open(new_fpath, 'wb') as f: img.save(f)
def save_mappable(x): return shrink_file(*x)
@ex.main def make_mask(folders_to_convert, split_to_convert, data_dir, save_dir, n_dataloader_workers=4, batch_size=64): if ((folders_to_convert is None) and (split_to_convert is not None)): split_to_convert = eval(split_to_convert) logger.info(f'Converting from split {split_to_convert}') ...
@ex.config def cfg_base(): folders_to_convert = None split_to_convert = None batch_size = 64 n_dataloader_workers = 8 data_dir = '/mnt/data' save_dir = '/mnt/data'
@ex.command def run_hps(cfg, uuid): print(cfg) argv_plus_hps = sys.argv script_name = argv_plus_hps[0] script_name = script_name.replace('.py', '').replace('/', '.') script_name = (script_name[1:] if script_name.startswith('.') else script_name) for (hp, hp_range) in flatten(cfg['hps_kwargs'][...
@ex.named_config def cfg_hps(): uuid = 'hps' cfg = {} cfg['hps_kwargs'] = {'hp': {'learner': {'lr': ((- 5), (- 3)), 'optimizer_kwargs': {'weight_decay': ((- 6), (- 4))}}}, 'script_name': 'train', 'add_time_to_logdir': True}
@ex.command def prologue(cfg, uuid): os.makedirs(LOG_DIR, exist_ok=True) assert (not (cfg['saving']['obliterate_logs'] and cfg['training']['resume_training'])), 'Cannot obliterate logs and resume training' if cfg['saving']['obliterate_logs']: assert LOG_DIR, 'LOG_DIR cannot be empty' subpr...
@ex.main def train(cfg, uuid): set_seed(cfg['training']['seed']) logger.setLevel(logging.INFO) logger.info(pprint.pformat(cfg)) logger.debug(f'Loaded Torch version: {torch.__version__}') logger.debug(f'Using device: {device}') logger.info(f'Training following tasks: ') for (i, (s, t)) in e...
def train_model(cfg, model, dataloaders, loss_fns, optimizer, start_epoch=0, num_epochs=250, save_epochs=25, scheduler=None, mlog=None, flog=None): '\n Main training loop. Multiple tasks might happen in the same epoch. \n 0 to 1 random validation only\n 1 to 2 train task 0 labeled as ...
def post_training_epoch(dataloader=None, epoch=(- 1), model=None, loss_fns=None, **kwargs): post_training_cache = {} if hasattr(loss_fns[dataloader.curr_iter_idx], 'post_training_epoch'): loss_fns[dataloader.curr_iter_idx].post_training_epoch(model, dataloader, post_training_cache, **kwargs) for (...
def run_one_epoch(model: LifelongSidetuneNetwork, dataloader, loss_fns, optimizer, epoch, cfg, mlog, flog, train=True, use_thread=False) -> (list, dict): start_time = time.time() model.train(train) params_with_grad = model.parameters() phase = ('train' if train else 'val') sources = cfg['training'...
def save_checkpoint(model, optimizer, epoch, dataloaders, checkpoint_dir, use_thread=False): dict_to_save = {'state_dict': model.state_dict(), 'epoch': epoch, 'model': model, 'optimizer': optimizer, 'curr_iter_idx': dataloaders['train'].curr_iter_idx} checkpoints.save_checkpoint(dict_to_save, checkpoint_dir, ...
@ex.command def prologue(cfg, uuid): os.makedirs(LOG_DIR, exist_ok=True) assert (not (cfg['saving']['obliterate_logs'] and cfg['training']['resumable'])), 'cannot obliterate logs and resume training' if cfg['saving']['obliterate_logs']: assert LOG_DIR, 'LOG_DIR cannot be empty' subprocess....
@ex.main def run_training(cfg, uuid, override={}): try: logger.info(('-------------\nStarting with configuration:\n' + pprint.pformat(cfg))) logger.info(('UUID: ' + uuid)) torch.set_num_threads(1) set_seed(cfg['training']['seed']) old_log_dir = cfg['saving']['log_dir'] ...
class ExpertData(data.Dataset): def __init__(self, data_path, keys, num_frames, split='train', transform: dict={}, load_to_mem=False, remove_last_step_in_traj=True, removed_actions=[]): '\n data expected format\n /path/to/data/\n scenek/\n trajj/\n ...