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def test_build_dataloader(): dataset = ToyDataset() samples_per_gpu = 3 dataloader = build_dataloader(dataset, samples_per_gpu=samples_per_gpu, workers_per_gpu=2) assert (dataloader.batch_size == samples_per_gpu) assert (len(dataloader) == int(math.ceil((len(dataset) / samples_per_gpu)))) asse...
class TestLoading(object): @classmethod def setup_class(cls): cls.data_prefix = osp.join(osp.dirname(__file__), '../data') def test_load_img(self): results = dict(img_prefix=self.data_prefix, img_info=dict(filename='color.jpg')) transform = LoadImageFromFile() results = t...
class ExampleDataset(Dataset): def __getitem__(self, idx): results = dict(img=torch.tensor([1]), img_metas=dict()) return results def __len__(self): return 1
class ExampleModel(nn.Module): def __init__(self): super(ExampleModel, self).__init__() self.test_cfg = None self.conv = nn.Conv2d(3, 3, 3) def forward(self, img, img_metas, test_mode=False, **kwargs): return img def train_step(self, data_batch, optimizer): loss ...
def test_eval_hook(): with pytest.raises(TypeError): test_dataset = ExampleModel() data_loader = [DataLoader(test_dataset, batch_size=1, sampler=None, num_worker=0, shuffle=False)] EvalHook(data_loader) test_dataset = ExampleDataset() test_dataset.evaluate = MagicMock(return_value=...
def multi_gpu_test(model, data_loader, tmpdir=None, gpu_collect=False): results = single_gpu_test(model, data_loader) return results
@patch('mmseg.apis.multi_gpu_test', multi_gpu_test) def test_dist_eval_hook(): with pytest.raises(TypeError): test_dataset = ExampleModel() data_loader = [DataLoader(test_dataset, batch_size=1, sampler=None, num_worker=0, shuffle=False)] DistEvalHook(data_loader) test_dataset = Example...
def is_block(modules): 'Check if is ResNet building block.' if isinstance(modules, (BasicBlock, Bottleneck, BottleneckX)): return True return False
def is_norm(modules): 'Check if is one of the norms.' if isinstance(modules, (GroupNorm, _BatchNorm)): return True return False
def all_zeros(modules): 'Check if the weight(and bias) is all zero.' weight_zero = torch.allclose(modules.weight.data, torch.zeros_like(modules.weight.data)) if hasattr(modules, 'bias'): bias_zero = torch.allclose(modules.bias.data, torch.zeros_like(modules.bias.data)) else: bias_zero ...
def check_norm_state(modules, train_state): 'Check if norm layer is in correct train state.' for mod in modules: if isinstance(mod, _BatchNorm): if (mod.training != train_state): return False return True
def test_resnet_basic_block(): with pytest.raises(AssertionError): dcn = dict(type='DCN', deform_groups=1, fallback_on_stride=False) BasicBlock(64, 64, dcn=dcn) with pytest.raises(AssertionError): plugins = [dict(cfg=dict(type='ContextBlock', ratio=(1.0 / 16)), position='after_conv3')]...
def test_resnet_bottleneck(): with pytest.raises(AssertionError): Bottleneck(64, 64, style='tensorflow') with pytest.raises(AssertionError): plugins = [dict(cfg=dict(type='ContextBlock', ratio=(1.0 / 16)), position='after_conv4')] Bottleneck(64, 16, plugins=plugins) with pytest.rai...
def test_resnet_res_layer(): layer = ResLayer(Bottleneck, 64, 16, 3) assert (len(layer) == 3) assert (layer[0].conv1.in_channels == 64) assert (layer[0].conv1.out_channels == 16) for i in range(1, len(layer)): assert (layer[i].conv1.in_channels == 64) assert (layer[i].conv1.out_cha...
def test_resnet_backbone(): 'Test resnet backbone.' with pytest.raises(KeyError): ResNet(20) with pytest.raises(AssertionError): ResNet(50, num_stages=0) with pytest.raises(AssertionError): dcn = dict(type='DCN', deform_groups=1, fallback_on_stride=False) ResNet(50, dcn...
def test_renext_bottleneck(): with pytest.raises(AssertionError): BottleneckX(64, 64, groups=32, base_width=4, style='tensorflow') block = BottleneckX(64, 64, groups=32, base_width=4, stride=2, style='pytorch') assert (block.conv2.stride == (2, 2)) assert (block.conv2.groups == 32) assert ...
def test_resnext_backbone(): with pytest.raises(KeyError): ResNeXt(depth=18) model = ResNeXt(depth=50, groups=32, base_width=4) print(model) for m in model.modules(): if is_block(m): assert (m.conv2.groups == 32) model.init_weights() model.train() imgs = torch.r...
def test_fastscnn_backbone(): with pytest.raises(AssertionError): FastSCNN(3, (32, 48), 64, (64, 96, 128), (2, 2, 1), global_out_channels=127, higher_in_channels=64, lower_in_channels=128) model = FastSCNN() model.init_weights() model.train() batch_size = 4 imgs = torch.randn(batch_siz...
def test_resnest_bottleneck(): with pytest.raises(AssertionError): BottleneckS(64, 64, radix=2, reduction_factor=4, style='tensorflow') block = BottleneckS(64, 256, radix=2, reduction_factor=4, stride=2, style='pytorch') assert (block.avd_layer.stride == 2) assert (block.conv2.channels == 256)...
def test_resnest_backbone(): with pytest.raises(KeyError): ResNeSt(depth=18) model = ResNeSt(depth=50, radix=2, reduction_factor=4, out_indices=(0, 1, 2, 3)) model.init_weights() model.train() imgs = torch.randn(2, 3, 224, 224) feat = model(imgs) assert (len(feat) == 4) assert ...
def _conv_has_norm(module, sync_bn): for m in module.modules(): if isinstance(m, ConvModule): if (not m.with_norm): return False if sync_bn: if (not isinstance(m.bn, SyncBatchNorm)): return False return True
def to_cuda(module, data): module = module.cuda() if isinstance(data, list): for i in range(len(data)): data[i] = data[i].cuda() return (module, data)
@patch.multiple(BaseDecodeHead, __abstractmethods__=set()) def test_decode_head(): with pytest.raises(AssertionError): BaseDecodeHead([32, 16], 16, num_classes=19) with pytest.raises(AssertionError): BaseDecodeHead(32, 16, num_classes=19, in_index=[(- 1), (- 2)]) with pytest.raises(Asserti...
def test_fcn_head(): with pytest.raises(AssertionError): FCNHead(num_classes=19, num_convs=0) head = FCNHead(in_channels=32, channels=16, num_classes=19) for m in head.modules(): if isinstance(m, ConvModule): assert (not m.with_norm) head = FCNHead(in_channels=32, channels=...
def test_psp_head(): with pytest.raises(AssertionError): PSPHead(in_channels=32, channels=16, num_classes=19, pool_scales=1) head = PSPHead(in_channels=32, channels=16, num_classes=19) assert (not _conv_has_norm(head, sync_bn=False)) head = PSPHead(in_channels=32, channels=16, num_classes=19, ...
def test_aspp_head(): with pytest.raises(AssertionError): ASPPHead(in_channels=32, channels=16, num_classes=19, dilations=1) head = ASPPHead(in_channels=32, channels=16, num_classes=19) assert (not _conv_has_norm(head, sync_bn=False)) head = ASPPHead(in_channels=32, channels=16, num_classes=19...
def test_psa_head(): with pytest.raises(AssertionError): PSAHead(in_channels=32, channels=16, num_classes=19, mask_size=(39, 39), psa_type='gather') head = PSAHead(in_channels=32, channels=16, num_classes=19, mask_size=(39, 39)) assert (not _conv_has_norm(head, sync_bn=False)) head = PSAHead(i...
def test_gc_head(): head = GCHead(in_channels=32, channels=16, num_classes=19) assert (len(head.convs) == 2) assert hasattr(head, 'gc_block') inputs = [torch.randn(1, 32, 45, 45)] if torch.cuda.is_available(): (head, inputs) = to_cuda(head, inputs) outputs = head(inputs) assert (ou...
def test_nl_head(): head = NLHead(in_channels=32, channels=16, num_classes=19) assert (len(head.convs) == 2) assert hasattr(head, 'nl_block') inputs = [torch.randn(1, 32, 45, 45)] if torch.cuda.is_available(): (head, inputs) = to_cuda(head, inputs) outputs = head(inputs) assert (ou...
def test_cc_head(): head = CCHead(in_channels=32, channels=16, num_classes=19) assert (len(head.convs) == 2) assert hasattr(head, 'cca') if (not torch.cuda.is_available()): pytest.skip('CCHead requires CUDA') inputs = [torch.randn(1, 32, 45, 45)] (head, inputs) = to_cuda(head, inputs) ...
def test_uper_head(): with pytest.raises(AssertionError): UPerHead(in_channels=32, channels=16, num_classes=19) head = UPerHead(in_channels=[32, 16], channels=16, num_classes=19, in_index=[(- 2), (- 1)]) assert (not _conv_has_norm(head, sync_bn=False)) head = UPerHead(in_channels=[32, 16], cha...
def test_ann_head(): inputs = [torch.randn(1, 16, 45, 45), torch.randn(1, 32, 21, 21)] head = ANNHead(in_channels=[16, 32], channels=16, num_classes=19, in_index=[(- 2), (- 1)], project_channels=8) if torch.cuda.is_available(): (head, inputs) = to_cuda(head, inputs) outputs = head(inputs) ...
def test_da_head(): inputs = [torch.randn(1, 32, 45, 45)] head = DAHead(in_channels=32, channels=16, num_classes=19, pam_channels=8) if torch.cuda.is_available(): (head, inputs) = to_cuda(head, inputs) outputs = head(inputs) assert (isinstance(outputs, tuple) and (len(outputs) == 3)) f...
def test_ocr_head(): inputs = [torch.randn(1, 32, 45, 45)] ocr_head = OCRHead(in_channels=32, channels=16, num_classes=19, ocr_channels=8) fcn_head = FCNHead(in_channels=32, channels=16, num_classes=19) if torch.cuda.is_available(): (head, inputs) = to_cuda(ocr_head, inputs) (head, inp...
def test_enc_head(): inputs = [torch.randn(1, 32, 21, 21)] head = EncHead(in_channels=[32], channels=16, num_classes=19, in_index=[(- 1)]) if torch.cuda.is_available(): (head, inputs) = to_cuda(head, inputs) outputs = head(inputs) assert (isinstance(outputs, tuple) and (len(outputs) == 2))...
def test_dw_aspp_head(): inputs = [torch.randn(1, 32, 45, 45)] head = DepthwiseSeparableASPPHead(c1_in_channels=0, c1_channels=0, in_channels=32, channels=16, num_classes=19, dilations=(1, 12, 24)) if torch.cuda.is_available(): (head, inputs) = to_cuda(head, inputs) assert (head.c1_bottleneck ...
def test_sep_fcn_head(): head = DepthwiseSeparableFCNHead(in_channels=128, channels=128, concat_input=False, num_classes=19, in_index=(- 1), norm_cfg=dict(type='BN', requires_grad=True, momentum=0.01)) x = [torch.rand(2, 128, 32, 32)] output = head(x) assert (output.shape == (2, head.num_classes, 32, ...
def test_dnl_head(): head = DNLHead(in_channels=32, channels=16, num_classes=19) assert (len(head.convs) == 2) assert hasattr(head, 'dnl_block') assert (head.dnl_block.temperature == 0.05) inputs = [torch.randn(1, 32, 45, 45)] if torch.cuda.is_available(): (head, inputs) = to_cuda(head...
def test_emanet_head(): head = EMAHead(in_channels=32, ema_channels=24, channels=16, num_stages=3, num_bases=16, num_classes=19) for param in head.ema_mid_conv.parameters(): assert (not param.requires_grad) assert hasattr(head, 'ema_module') inputs = [torch.randn(1, 32, 45, 45)] if torch.c...
def test_point_head(): inputs = [torch.randn(1, 32, 45, 45)] point_head = PointHead(in_channels=[32], in_index=[0], channels=16, num_classes=19) assert (len(point_head.fcs) == 3) fcn_head = FCNHead(in_channels=32, channels=16, num_classes=19) if torch.cuda.is_available(): (head, inputs) = ...
def test_fpn(): in_channels = [256, 512, 1024, 2048] inputs = [torch.randn(1, c, (56 // (2 ** i)), (56 // (2 ** i))) for (i, c) in enumerate(in_channels)] fpn = FPN(in_channels, 256, len(in_channels)) outputs = fpn(inputs) assert (outputs[0].shape == torch.Size([1, 256, 56, 56])) assert (outpu...
def test_depthwise_separable_conv(): with pytest.raises(AssertionError): DepthwiseSeparableConvModule(4, 8, 2, groups=2) conv = DepthwiseSeparableConvModule(3, 8, 2) assert (conv.depthwise_conv.conv.groups == 3) assert (conv.pointwise_conv.conv.kernel_size == (1, 1)) assert (not conv.depth...
def _context_for_ohem(): return FCNHead(in_channels=32, channels=16, num_classes=19)
def test_ohem_sampler(): with pytest.raises(AssertionError): sampler = OHEMPixelSampler(context=_context_for_ohem()) seg_logit = torch.randn(1, 19, 45, 45) seg_label = torch.randint(0, 19, size=(1, 1, 89, 89)) sampler.sample(seg_logit, seg_label) sampler = OHEMPixelSampler(cont...
def test_inv_residual(): with pytest.raises(AssertionError): InvertedResidual(32, 32, 3, 4) inv_module = InvertedResidual(32, 32, 1, 4) assert inv_module.use_res_connect assert (inv_module.conv[0].kernel_size == (1, 1)) assert (inv_module.conv[0].padding == 0) assert (inv_module.conv[1...
def parse_args(): parser = argparse.ArgumentParser(description='MMSeg benchmark a model') parser.add_argument('config', help='test config file path') parser.add_argument('checkpoint', help='checkpoint file') parser.add_argument('--log-interval', type=int, default=50, help='interval of logging') ar...
def main(): args = parse_args() cfg = Config.fromfile(args.config) torch.backends.cudnn.benchmark = False cfg.model.pretrained = None cfg.data.test.test_mode = True dataset = build_dataset(cfg.data.test) data_loader = build_dataloader(dataset, samples_per_gpu=1, workers_per_gpu=cfg.data.wo...
def convert_json_to_label(json_file): label_file = json_file.replace('_polygons.json', '_labelTrainIds.png') json2labelImg(json_file, label_file, 'trainIds')
def parse_args(): parser = argparse.ArgumentParser(description='Convert Cityscapes annotations to TrainIds') parser.add_argument('cityscapes_path', help='cityscapes data path') parser.add_argument('--gt-dir', default='gtFine', type=str) parser.add_argument('-o', '--out-dir', help='output path') pa...
def main(): args = parse_args() cityscapes_path = args.cityscapes_path out_dir = (args.out_dir if args.out_dir else cityscapes_path) mmcv.mkdir_or_exist(out_dir) gt_dir = osp.join(cityscapes_path, args.gt_dir) poly_files = [] for poly in mmcv.scandir(gt_dir, '_polygons.json', recursive=Tru...
def convert_mat(mat_file, in_dir, out_dir): data = loadmat(osp.join(in_dir, mat_file)) mask = data['GTcls'][0]['Segmentation'][0].astype(np.uint8) seg_filename = osp.join(out_dir, mat_file.replace('.mat', '.png')) Image.fromarray(mask).save(seg_filename, 'PNG')
def generate_aug_list(merged_list, excluded_list): return list((set(merged_list) - set(excluded_list)))
def parse_args(): parser = argparse.ArgumentParser(description='Convert PASCAL VOC annotations to mmsegmentation format') parser.add_argument('devkit_path', help='pascal voc devkit path') parser.add_argument('aug_path', help='pascal voc aug path') parser.add_argument('-o', '--out_dir', help='output pa...
def main(): args = parse_args() devkit_path = args.devkit_path aug_path = args.aug_path nproc = args.nproc if (args.out_dir is None): out_dir = osp.join(devkit_path, 'VOC2012', 'SegmentationClassAug') else: out_dir = args.out_dir mmcv.mkdir_or_exist(out_dir) in_dir = os...
def parse_args(): parser = argparse.ArgumentParser(description='Train a segmentor') parser.add_argument('config', help='train config file path') parser.add_argument('--shape', type=int, nargs='+', default=[2048, 1024], help='input image size') args = parser.parse_args() return args
def main(): args = parse_args() if (len(args.shape) == 1): input_shape = (3, args.shape[0], args.shape[0]) elif (len(args.shape) == 2): input_shape = ((3,) + tuple(args.shape)) else: raise ValueError('invalid input shape') cfg = Config.fromfile(args.config) cfg.model.pr...
def parse_args(): parser = argparse.ArgumentParser(description='Print the whole config') parser.add_argument('config', help='config file path') parser.add_argument('--options', nargs='+', action=DictAction, help='arguments in dict') args = parser.parse_args() return args
def main(): args = parse_args() cfg = Config.fromfile(args.config) if (args.options is not None): cfg.merge_from_dict(args.options) print(f'''Config: {cfg.pretty_text}''') cfg.dump('example.py')
def parse_args(): parser = argparse.ArgumentParser(description='Process a checkpoint to be published') parser.add_argument('in_file', help='input checkpoint filename') parser.add_argument('out_file', help='output checkpoint filename') args = parser.parse_args() return args
def process_checkpoint(in_file, out_file): checkpoint = torch.load(in_file, map_location='cpu') if ('optimizer' in checkpoint): del checkpoint['optimizer'] torch.save(checkpoint, out_file) sha = subprocess.check_output(['sha256sum', out_file]).decode() final_file = (out_file.rstrip('.pth')...
def main(): args = parse_args() process_checkpoint(args.in_file, args.out_file)
def parse_args(): parser = argparse.ArgumentParser(description='mmseg test (and eval) a model') parser.add_argument('config', help='test config file path') parser.add_argument('checkpoint', help='checkpoint file') parser.add_argument('--aug-test', action='store_true', help='Use Flip and Multi scale au...
def main(): args = parse_args() assert (args.out or args.eval or args.format_only or args.show or args.show_dir), 'Please specify at least one operation (save/eval/format/show the results / save the results) with the argument "--out", "--eval", "--format-only", "--show" or "--show-dir"' if (args.eval and ...
def parse_args(): parser = argparse.ArgumentParser(description='Train a segmentor') parser.add_argument('config', help='train config file path') parser.add_argument('--work-dir', help='the dir to save logs and models') parser.add_argument('--load-from', help='the checkpoint file to load weights from')...
def main(): args = parse_args() cfg = Config.fromfile(args.config) if (args.options is not None): cfg.merge_from_dict(args.options) if cfg.get('cudnn_benchmark', False): torch.backends.cudnn.benchmark = True if (args.work_dir is not None): cfg.work_dir = args.work_dir e...
class Mesh(): def __init__(self, name, geometry=None, geometry_path='', placement=None, color=(1.0, 0.0, 0.0, 1.0), scale=(1.0, 1.0, 1.0)): super().__init__() if (placement is None): placement = pin.SE3.Identity() assert isinstance(placement, pin.SE3), 'Use pin.SE3(R, t) with ...
class Open3DVisualizer(): def __init__(self): self.viz = None self.pcd = o3d.geometry.PointCloud() def __del__(self): if (self.viz is not None): self.viz.destroy_window() def _create_viz(self): self.viz = o3d.visualization.Visualizer() self.viz.create...
class Visualizer(): def __init__(self, name, model_wrapper): self.name = name if (self.name == 'meshcat'): self.viz_class = MeshcatVisualizer elif (self.name == 'gepetto'): self.viz_class = GepettoVisualizer else: raise ValueError(f'Unknown visu...
def load_dataset_geoms(filename): with open(filename, 'rb') as f: geoms_pkl = pkl.load(f) dataset_geoms = [] for geoms_dict in geoms_pkl['geoms_dicts']: geoms = Geometries() geoms.from_dict(geoms_dict) dataset_geoms.append(geoms) return dataset_geoms
def display_start_goal(viz, robot, state, goal_state, dist_goal, start_color, goal_color): if (viz is None): raise ValueError('No visualizer instantiated.') start_oMg = state.oMg goal_oMg = goal_state.oMg start_oMg_np = robot.get_oMg_np(start_oMg) goal_oMg_np = robot.get_oMg_np(goal_oMg) ...
def get_bounds_geom_objs(pos_bounds): '\n Generate 6 faces corresponding to the agent deplacement bounds\n ' size = (pos_bounds[1] - pos_bounds[0]) center = np.mean(pos_bounds, axis=0) thickness = 0.05 color = (1, 1, 1, 0.3) geom_objs = [] aas = [eigenpy.AngleAxis(0, np.array([1, 0, ...
class BaseObserver(gym.ObservationWrapper): def __init__(self, env): super().__init__(env) self.obs_shape = self.env.obs_shape self.obs_indices = self.env.obs_indices self.observation_space = self.env.observation_space def set_eval(self): self.env.set_eval() def ...
class Node(): def __init__(self, point, parent): if (not ((parent is None) or isinstance(parent, Node))): raise ValueError('Parent should be None or Node type') self.parent = parent self.point = point def path_from_root(self): node = self path = [] ...
def nearest_neighbor(x, nodes, distance_fn): dist = [distance_fn(x, n.point) for n in nodes] idx = np.argmin(dist) return nodes[idx]
def rrt_bidir(start, goal, sample_fn, expand_fn, distance_fn, close_fn, iterations): nodes_ab = [[], []] for (i, x) in enumerate((start, goal)): node = Node(x, parent=None) nodes_ab[i].append(node) solution = {'points': [], 'collisions': [], 'n_samples': 0, 'n_collisions': 0} growing_i...
def solve(env, delta_growth, iterations, simplify): '\n collision_fn : maps x to True (free) / False (collision)\n sample_fn : return a configuration\n ' algo = rrt_bidir.rrt_bidir model_wrapper = env.model_wrapper delta_collision_check = env.delta_collision_check action_range = env.robot...
def shorten(path, expand_fn, interpolate_fn, distance_fn): path = list(path) current_idx = 0 target_idx = (len(path) - 1) it = 0 while (current_idx < target_idx): point = path[current_idx] target = path[target_idx] (q_stop, free) = expand_fn(point, target, limit_growth=Fals...
def limit_step_size(path, arange_fn, step_size): n = len(path) new_path = [] for i in range((n - 1)): new_path += arange_fn(path[i], path[(i + 1)], step_size) return new_path
class Robot(): def __init__(self): self.link_dim = None def get_neutral(self): return pin.neutral(self.model) def _set_collision_pairs(self, model, geom_model): raise NotImplementedError def _build_from_urdf(self, model_wrapper, urdf_path, package_path): model = mod...
def get_replay_buffer(variant, expl_env): '\n Define replay buffer specific to the mode\n ' mode = variant['mode'] if (mode == 'vanilla'): replay_buffer = EnvReplayBuffer(env=expl_env, **variant['replay_buffer_kwargs']) elif (mode == 'her'): replay_buffer = ObsDictRelabelingBuffe...
def get_networks(variant, expl_env): '\n Define Q networks and policy network\n ' qf_kwargs = variant['qf_kwargs'] policy_kwargs = variant['policy_kwargs'] shared_base = None (qf_class, qf_kwargs) = utils.get_q_network(variant['archi'], qf_kwargs, expl_env) (policy_class, policy_kwargs) ...
def get_path_collector(variant, expl_env, eval_env, policy, eval_policy): '\n Define path collector\n ' mode = variant['mode'] if (mode == 'vanilla'): expl_path_collector = MdpPathCollector(expl_env, policy) eval_path_collector = MdpPathCollector(eval_env, eval_policy) elif (mode...
def sac(variant): expl_env = gym.make(variant['env_name']) eval_env = gym.make(variant['env_name']) expl_env.seed(variant['seed']) eval_env.set_eval() mode = variant['mode'] archi = variant['archi'] if (mode == 'her'): variant['her'] = dict(observation_key='observation', desired_go...
def archi_to_network(archi_name, function_type): allowed_function_type = ['vanilla', 'tanhgaussian'] if (function_type not in allowed_function_type): raise ValueError(f'Function name should be in {allowed_function_type}') return ARCHI[archi_name][function_type]
def get_policy_network(archi, kwargs, env, policy_type): action_dim = env.action_space.low.size obs_dim = env.observation_space.spaces['observation'].low.size goal_dim = env.observation_space.spaces['representation_goal'].low.size if (policy_type == 'tanhgaussian'): kwargs['obs_dim'] = (obs_di...
def get_q_network(archi, kwargs, env, classification=False): action_dim = env.action_space.low.size obs_dim = env.observation_space.spaces['observation'].low.size goal_dim = env.observation_space.spaces['representation_goal'].low.size kwargs['output_size'] = 1 q_action_dim = action_dim if (arc...
class MLPBlock(nn.Module): def __init__(self, sizes, output_activation, hidden_activation=F.elu, hidden_init=ptu.fanin_init, b_init_value=0.1): super().__init__() self.output_activation = output_activation self.hidden_activation = hidden_activation self.hidden_init = hidden_init ...
class RandomPolicy(): def __init__(self, env): self.action_space = env.action_space def reset(self): pass def get_action(self, obs): low = np.array(self.action_space.low, ndmin=1) dim = low.shape[0] action = np.random.normal(size=(dim,)) action = np.tanh(...
class StraightLinePolicy(): def __init__(self, env): self.action_space = env.action_space self.env = env def reset(self): pass def get_action(self, obs): current = self.env.state.q goal = self.env.goal_state.q action = (goal - current)[:self.action_space....
@click.command() @click.argument('env_name', type=str) @click.option('-exp', '--exp-name', default='', type=str) @click.option('-s', '--seed', default=None, type=int) @click.option('-h', '--horizon', default=50, type=int, help='max steps allowed') @click.option('-e', '--episodes', default=0, type=int, help='number of...
def check_os_environ(key, use): if (key not in os.environ): print(f'{key} is not defined in the os variables, it is required for {use}.') print(f'Use home directory by default.') return os.path.expanduser('~') return os.environ[key]
def log_dir(): checkpoint = check_os_environ('CHECKPOINT', 'model checkpointing') return checkpoint
@click.command(help='nmp.train env_name exp_name') @click.argument('env-name', type=str) @click.argument('exp-dir', type=str) @click.option('-s', '--seed', default=None, type=int) @click.option('-resume', '--resume/--no-resume', is_flag=True, default=False) @click.option('-mode', '--mode', default='her') @click.optio...
def find_datafiles(path): return [(os.path.join('etc', d), [os.path.join(d, f) for f in files]) for (d, folders, files) in os.walk(path)]
def conv3x3(in_planes, out_planes, stride=1, groups=1, dilation=1): '3x3 convolution with padding' return nn.Conv2d(in_planes, out_planes, kernel_size=3, stride=stride, padding=dilation, groups=groups, bias=False, dilation=dilation)
def conv1x1(in_planes, out_planes, stride=1): '1x1 convolution' return nn.Conv2d(in_planes, out_planes, kernel_size=1, stride=stride, bias=False)
class BasicBlock(nn.Module): expansion = 1 def __init__(self, inplanes, planes, stride=1, downsample=None, groups=1, base_width=64, dilation=1, norm_layer=None): super(BasicBlock, self).__init__() if (norm_layer is None): norm_layer = nn.BatchNorm2d if ((groups != 1) or (b...
class Bottleneck(nn.Module): expansion = 4 def __init__(self, inplanes, planes, stride=1, downsample=None, groups=1, base_width=64, dilation=1, norm_layer=None): super(Bottleneck, self).__init__() if (norm_layer is None): norm_layer = nn.BatchNorm2d width = (int((planes * ...
class ResNet(nn.Module): def __init__(self, in_channels, block, layers, num_classes=1000, zero_init_residual=False, groups=1, width_per_group=64, replace_stride_with_dilation=None, norm_layer=None): super(ResNet, self).__init__() if (norm_layer is None): norm_layer = nn.BatchNorm2d ...
def _resnet(in_channels, arch, block, layers, pretrained, progress, **kwargs): model = ResNet(in_channels, block, layers, **kwargs) if pretrained: state_dict = load_state_dict_from_url(model_urls[arch], progress=progress) model.load_state_dict(state_dict) return model