PM4PY导入问题：导入时DLL加载失败\u映像：未找到模块

Question

使用jupyter笔记本使用Visual Studio代码进行iam编码。 我用miniconda安装了一些软件包。用软件包编写代码已经有一段时间了。现在我得到以下错误。我已经试过更新conda和软件包了。 但我还是得到了错误，我不知道如何解决它。 我怎样才能解决它

ImportError                               Traceback (most recent call last)
<ipython-input-3-aabed1436d05> in <module>
----> 1 import pm4py as pm

~\miniconda3\envs\processmining_start\lib\site-packages\pm4py\__init__.py in <module>
     18 import time
     19 
---> 20 from pm4py import util, objects, statistics, algo, visualization
     21 from pm4py.analysis import check_soundness, solve_marking_equation, solve_extended_marking_equation, \
     22     construct_synchronous_product_net

~\miniconda3\envs\processmining_start\lib\site-packages\pm4py\visualization\__init__.py in <module>
     24         # SNA requires both packages matplotlib and pyvis. These are included in the default installation;
     25         # however, they may lead to problems in some platforms/deployments
---> 26         from pm4py.visualization import sna
     27     if pkgutil.find_loader("pydotplus"):
     28         # heuristics net visualization requires pydotplus. This is included in the default installation;

~\miniconda3\envs\processmining_start\lib\site-packages\pm4py\visualization\sna\__init__.py in <module>
     15     along with PM4Py.  If not, see <https://www.gnu.org/licenses/>.
     16 '''
---> 17 from pm4py.visualization.sna import visualizer, variants

~\miniconda3\envs\processmining_start\lib\site-packages\pm4py\visualization\sna\visualizer.py in <module>
     15     along with PM4Py.  If not, see <https://www.gnu.org/licenses/>.
     16 '''
---> 17 from pm4py.visualization.sna.variants import networkx, pyvis
     18 from enum import Enum
     19 from pm4py.util import exec_utils

~\miniconda3\envs\processmining_start\lib\site-packages\pm4py\visualization\sna\variants\__init__.py in <module>
     15     along with PM4Py.  If not, see <https://www.gnu.org/licenses/>.
     16 '''
---> 17 from pm4py.visualization.sna.variants import networkx, pyvis

~\miniconda3\envs\processmining_start\lib\site-packages\pm4py\visualization\sna\variants\networkx.py in <module>
     20 from enum import Enum
     21 
---> 22 import matplotlib
     23 import numpy as np
     24 

~\miniconda3\envs\processmining_start\lib\site-packages\matplotlib\__init__.py in <module>
    105 # cbook must import matplotlib only within function
    106 # definitions, so it is safe to import from it here.
--> 107 from . import _api, cbook, docstring, rcsetup
    108 from matplotlib.cbook import MatplotlibDeprecationWarning, sanitize_sequence
    109 from matplotlib.cbook import mplDeprecation  # deprecated

~\miniconda3\envs\processmining_start\lib\site-packages\matplotlib\rcsetup.py in <module>
     22 import numpy as np
     23 
---> 24 from matplotlib import _api, animation, cbook
     25 from matplotlib.cbook import ls_mapper
     26 from matplotlib.colors import Colormap, is_color_like

~\miniconda3\envs\processmining_start\lib\site-packages\matplotlib\animation.py in <module>
     32 
     33 import numpy as np
---> 34 from PIL import Image
     35 
     36 import matplotlib as mpl

~\miniconda3\envs\processmining_start\lib\site-packages\PIL\Image.py in <module>
    107     # Also note that Image.core is not a publicly documented interface,
    108     # and should be considered private and subject to change.
--> 109     from . import _imaging as core
    110 
    111     if __version__ != getattr(core, "PILLOW_VERSION", None):

ImportError: DLL load failed while importing _imaging: