ImportError: cannot import name '_c_internal_utils' from partially initialized module 'matplotlib' (most likely due to a circular import)

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D:\SoftWare\anaconda3\envs\mmsegmentation\python.exe F:\GaoFen\mmsegmentation\demo\image_demo.py F:\GaoFen\mmsegmentation\demo\demo.png F:\GaoFen\mmsegmentation\configs\pspnet\pspnet_r50-d8_4xb2-40k_cityscapes-512x1024.py D:\Download\pspnet_r50-d8_512x1024_40k_cityscapes_20200605_003338-2966598c.pth --device cuda:0 --out-file result.jpg
D:\SoftWare\anaconda3\envs\mmsegmentation\lib\site-packages\mmengine\logging\history_buffer.py:5: UserWarning: The NumPy module was reloaded (imported a second time). This can in some cases result in small but subtle issues and is discouraged.
import numpy as np
F:\GaoFen\mmsegmentation\mmseg\models\losses\cross_entropy_loss.py:250: UserWarning: Default avg_non_ignore is False, if you would like to ignore the certain label and average loss over non-ignore labels, which is the same with PyTorch official cross_entropy, set avg_non_ignore=True.
warnings.warn(
Loads checkpoint by local backend from path: D:\Download\pspnet_r50-d8_512x1024_40k_cityscapes_20200605_003338-2966598c.pth
D:\SoftWare\anaconda3\envs\mmsegmentation\lib\site-packages\mmengine\visualization\visualizer.py:196: UserWarning: Failed to add <class 'mmengine.visualization.vis_backend.LocalVisBackend'>, please provide the save_dir argument.
warnings.warn(f'Failed to add {vis_backend.class}, '
Traceback (most recent call last):
File "F:\GaoFen\mmsegmentation\demo\image_demo.py", line 51, in
main()
File "F:\GaoFen\mmsegmentation\demo\image_demo.py", line 38, in main
show_result_pyplot(
File "F:\GaoFen\mmsegmentation\mmseg\apis\inference.py", line 170, in show_result_pyplot
visualizer = SegLocalVisualizer(
File "F:\GaoFen\mmsegmentation\mmseg\visualization\local_visualizer.py", line 77, in init
super().init(name, image, vis_backends, save_dir, **kwargs)
File "D:\SoftWare\anaconda3\envs\mmsegmentation\lib\site-packages\mmengine\visualization\visualizer.py", line 212, in init
self.ax_save) = self._initialize_fig(fig_save_cfg)
File "D:\SoftWare\anaconda3\envs\mmsegmentation\lib\site-packages\mmengine\visualization\visualizer.py", line 327, in initialize_fig
from matplotlib.backends.backend_agg import FigureCanvasAgg
File "D:\SoftWare\anaconda3\envs\mmsegmentation\lib\site-packages\matplotlib_init.py", line 161, in
from . import _api, _version, cbook, _docstring, rcsetup
File "D:\SoftWare\anaconda3\envs\mmsegmentation\lib\site-packages\matplotlib\cbook.py", line 32, in
from matplotlib import _api, _c_internal_utils
ImportError: cannot import name 'c_internal_utils' from partially initialized module 'matplotlib' (most likely due to a circular import) (D:\SoftWare\anaconda3\envs\mmsegmentation\lib\site-packages\matplotlib_init.py)