Deepsort import error?

[Ivy-yang200]

I got an error when importing deepsort. The existing solutions I've searched and found cannot solve this problem. What reason would it be?

Python 3.7.12 | packaged by conda-forge | (default, Oct 26 2021, 06:08:53)
[GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.

import deepsort
Traceback (most recent call last):
File "", line 1, in
File "/home/yangyuan/miniconda3/envs/scDeepsort/lib/python3.7/site-packages/deepsort/init.py"line 1, in
from .predict import DeepSortPredictor
File "/home/yangyuan/miniconda3/envs/scDeepsort/lib/python3.7/site-packages/deepsort/predict.py",ine 1, in
import dgl
File "/home/yangyuan/miniconda3/envs/scDeepsort/lib/python3.7/site-packages/dgl/init.py", lin8, in
from .backend import load_backend, backend_name
File "/home/yangyuan/miniconda3/envs/scDeepsort/lib/python3.7/site-packages/dgl/backend/init.", line 74, in
load_backend(get_preferred_backend())
File "/home/yangyuan/miniconda3/envs/scDeepsort/lib/python3.7/site-packages/dgl/backend/init.", line 23, in load_backend
mod = importlib.import_module('.%s' % mod_name, name)
File "/home/yangyuan/miniconda3/envs/scDeepsort/lib/python3.7/importlib/init.py", line 127, iimport_module
return bootstrap.gcd_import(name[level:], package, level)
File "/home/yangyuan/miniconda3/envs/scDeepsort/lib/python3.7/site-packages/dgl/backend/tensorflo__init.py", line 4, in
from .tensor import *
File "/home/yangyuan/miniconda3/envs/scDeepsort/lib/python3.7/site-packages/dgl/backend/tensorflotensor.py", line 31, in
import tfdlpack
File "/home/yangyuan/miniconda3/envs/scDeepsort/lib/python3.7/site-packages/tfdlpack/init.py"line 2, in
from .core import version, to_dlpack, from_dlpack, get_device_and_dtype
File "/home/yangyuan/miniconda3/envs/scDeepsort/lib/python3.7/site-packages/tfdlpack/core.py", li 15, in
dlpack_ops = load_library.load_op_library(libinfo.find_lib_path(libname)[0])
File "/home/yangyuan/miniconda3/envs/scDeepsort/lib/python3.7/site-packages/tensorflow_core/pythoframework/load_library.py", line 61, in load_op_library
lib_handle = py_tf.TF_LoadLibrary(library_filename)
tensorflow.python.framework.errors_impl.NotFoundError: /home/yangyuan/miniconda3/envs/scDeepsort/lipython3.7/site-packages/tfdlpack/libtfdlpack-tf-2.1.0.so: undefined symbol: _ZN10tensorflow12OpDefBlder4AttrESs

[Ivy-yang200]

I changed the environment and tried to install scdeepsort-cpu version. But another error occured.

Python 3.8.10 (default, Jun 22 2022, 20:18:18)
[GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import deepso
2022-09-20 20:02:27.975542: I tensorflow/stream_executor/platform/default/dso_loader.cc:49] Successfully opened dynamic library libcudart.so.11.0
Traceback (most recent call last): File "/home/yangyuan/.local/lib/python3.8/site-packages/dgl/backend/tensorflow/tensor.py", line 31, in <module> import tfdlpack ModuleNotFoundError: No module named 'tfdlpack'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/home/yangyuan/.local/lib/python3.8/site-packages/deepsort/__init__.py", line 1, in <module> from .predict import DeepSortPredictor
File "/home/yangyuan/.local/lib/python3.8/site-packages/deepsort/predict.py", line 1, in <module> import dgl
File "/home/yangyuan/.local/lib/python3.8/site-packages/dgl/__init__.py", line 8, in <module> from .backend import load_backend, backend_name
File "/home/yangyuan/.local/lib/python3.8/site-packages/dgl/backend/__init__.py", line 74, in <module> load_backend(get_preferred_backend())
File "/home/yangyuan/.local/lib/python3.8/site-packages/dgl/backend/__init__.py", line 23, in load_backend mod = importlib.import_module('.%s' % mod_name, __name__)
File "/usr/lib/python3.8/importlib/__init__.py", line 127, in import_module return _bootstrap._gcd_import(name[level:], package, level)
File "/home/yangyuan/.local/lib/python3.8/site-packages/dgl/backend/tensorflow/__init__.py", line 4, in <module> from .tensor import *
File "/home/yangyuan/.local/lib/python3.8/site-packages/dgl/backend/tensorflow/tensor.py", line 33, in <module> raise ImportError('Cannot find tfdlpack, which is required by the Tensorflow backend. '
ImportError: Cannot find tfdlpack, which is required by the Tensorflow backend. Please follow https://github.com/VoVAllen/tf-dlpack for installation.

What I'm confused about is that the author of tf-dlpack VoVAllen said that the project is no longer active and I cannot install it following the code.

[multitalk]

You can try python 3.7.6. By the way, please set the default backend to "pytorch" for dgl.