Add header for files (#869)

* Add header for files

* Add header for files

* Add header for files

* Add header for files

mmdet3d/models/dense_heads/base_conv_bbox_head.py

+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.cnn import ConvModule
 from mmcv.cnn.bricks import build_conv_layer
 from mmcv.runner import BaseModule

mmdet3d/models/dense_heads/base_mono3d_dense_head.py

+# Copyright (c) OpenMMLab. All rights reserved.
 from abc import ABCMeta, abstractmethod
 from mmcv.runner import BaseModule
 

mmdet3d/models/dense_heads/centerpoint_head.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import numpy as np
 import torch

mmdet3d/models/dense_heads/fcos_mono3d_head.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from mmcv.cnn import Scale

mmdet3d/models/dense_heads/free_anchor3d_head.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import force_fp32
 from torch.nn import functional as F

mmdet3d/models/dense_heads/groupfree3d_head.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import numpy as np
 import torch

mmdet3d/models/dense_heads/parta2_rpn_head.py

+# Copyright (c) OpenMMLab. All rights reserved.
 from __future__ import division
 
 import numpy as np

mmdet3d/models/dense_heads/shape_aware_head.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 import warnings

mmdet3d/models/dense_heads/ssd_3d_head.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from mmcv.ops.nms import batched_nms

mmdet3d/models/dense_heads/train_mixins.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 

mmdet3d/models/dense_heads/vote_head.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from mmcv.runner import BaseModule, force_fp32

mmdet3d/models/detectors/__init__.py

+# Copyright (c) OpenMMLab. All rights reserved.
 from .base import Base3DDetector
 from .centerpoint import CenterPoint
 from .dynamic_voxelnet import DynamicVoxelNet

mmdet3d/models/detectors/base.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import torch
 from mmcv.parallel import DataContainer as DC

mmdet3d/models/detectors/centerpoint.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.core import bbox3d2result, merge_aug_bboxes_3d

mmdet3d/models/detectors/dynamic_voxelnet.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import force_fp32
 from torch.nn import functional as F

mmdet3d/models/detectors/fcos_mono3d.py

+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.models.builder import DETECTORS
 from .single_stage_mono3d import SingleStageMono3DDetector
 

mmdet3d/models/detectors/groupfree3dnet.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.core import bbox3d2result, merge_aug_bboxes_3d

mmdet3d/models/detectors/h3dnet.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.core import merge_aug_bboxes_3d

mmdet3d/models/detectors/imvotenet.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 import warnings

mmdet3d/models/detectors/imvoxelnet.py

+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.core import bbox3d2result, build_anchor_generator