我正在从某人的代码中学习 detectron2，但是当我尝试从 BoxMode 导入 detectron2.structures 时出错。我认为 BoxMode 已从库中删除，我想知道他们是否将 BoxMode 更改为应该使用的其他内容而不是它。
错误信息：
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ImportError Traceback (most recent call last)
<ipython-input-6-528200f0b892> in <module>
6 import numpy as np
7 import pandas as pd
----> 8 from detectron2.structures import BoxMode
9 from tqdm import tqdm
10
/opt/conda/lib/python3.7/site-packages/detectron2/structures/__init__.py in <module>
5 from .instances import Instances
6 from .keypoints import Keypoints, heatmaps_to_keypoints
----> 7 from .masks import BitMasks, PolygonMasks, polygons_to_bitmask
8 from .rotated_boxes import RotatedBoxes
9 from .rotated_boxes import pairwise_iou as pairwise_iou_rotated
/opt/conda/lib/python3.7/site-packages/detectron2/structures/masks.py in <module>
7 import torch
8
----> 9 from detectron2.layers.roi_align import ROIAlign
10
11 from .boxes import Boxes
/opt/conda/lib/python3.7/site-packages/detectron2/layers/__init__.py in <module>
1 # Copyright (c) Facebook, Inc. and its affiliates.
2 from .batch_norm import FrozenBatchNorm2d, get_norm, NaiveSyncBatchNorm
----> 3 from .deform_conv import DeformConv, ModulatedDeformConv
4 from .mask_ops import paste_masks_in_image
5 from .nms import batched_nms, batched_nms_rotated, nms, nms_rotated
/opt/conda/lib/python3.7/site-packages/detectron2/layers/deform_conv.py in <module>
9 from torchvision.ops import deform_conv2d
10
---> 11 from detectron2 import _C
12
13 from .wrappers import _NewEmptyTensorOp
ImportError: libcudart.so.11.0: cannot open shared object file: No such file or directory