Traceback (most recent call last):


 "F:/PyTorch/onnx/onnx-simplifier-master/onnxsim/onnx_simplifier.py", line 11, in <module>

import onnxoptimizer
# type: ignore


 "F:\anaconda\envs\pytorch1.6\lib\site-packages\onnxoptimizer\__init__.py", line 14, in <module>

import onnxoptimizer.onnx_opt_cpp2py_export as C
ImportError: DLL load failed: 

Traceback (most recent call last):


 "C:/Users/zlan1/PycharmProjects/hellow/parallel_computing/deco.py", line 2, in <module>

from deco import concurrent, synchronized


 "C:\Users\zlan1\PycharmProjects\hellow\parallel_computing\deco.py", line 2, in <module>

from deco import concurrent, synchronized
ImportError: cannot import name 'concurrent'
