module ‘Cython.Plex.Actions’ has no attribute ‘Method’-马春杰杰

running build_ext
Traceback (most recent call last):
  File "setup.py", line 135, in <module>
    cmdclass={'build_ext': custom_build_ext},
  File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/distutils/core.py", line 148, in setup
    dist.run_commands()
  File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/distutils/dist.py", line 955, in run_commands
    self.run_command(cmd)
  File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/distutils/dist.py", line 974, in run_command
    cmd_obj.run()
  File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Distutils/old_build_ext.py", line 186, in run
    _build_ext.build_ext.run(self)
  File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/distutils/command/build_ext.py", line 339, in run
    self.build_extensions()
  File "setup.py", line 112, in build_extensions
    build_ext.build_extensions(self)
  File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Distutils/old_build_ext.py", line 193, in build_extensions
    ext.sources = self.cython_sources(ext.sources, ext)
  File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Distutils/old_build_ext.py", line 205, in cython_sources
    from Cython.Compiler.Main \
  File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Compiler/Main.py", line 28, in <module>
    from .Scanning import PyrexScanner, FileSourceDescriptor
  File "Cython/Compiler/Scanning.py", line 1, in init Cython.Compiler.Scanning
  File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Plex/__init__.py", line 36, in <module>
    from .Lexicons import Lexicon, State
  File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Plex/Lexicons.py", line 14, in <module>
    from . import DFA
  File "Cython/Plex/DFA.py", line 1, in init Cython.Plex.DFA
AttributeError: module 'Cython.Plex.Actions' has no attribute 'Method'

running build_ext

Traceback (most recent call last):

File "setup.py", line 135, in <module>

cmdclass={'build_ext': custom_build_ext},

File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/distutils/core.py", line 148, in setup

dist.run_commands()

File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/distutils/dist.py", line 955, in run_commands

self.run_command(cmd)

File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/distutils/dist.py", line 974, in run_command

cmd_obj.run()

File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Distutils/old_build_ext.py", line 186, in run

_build_ext.build_ext.run(self)

File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/distutils/command/build_ext.py", line 339, in run

self.build_extensions()

File "setup.py", line 112, in build_extensions

build_ext.build_extensions(self)

File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Distutils/old_build_ext.py", line 193, in build_extensions

ext.sources = self.cython_sources(ext.sources, ext)

File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Distutils/old_build_ext.py", line 205, in cython_sources

from Cython.Compiler.Main \

File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Compiler/Main.py", line 28, in <module>

from .Scanning import PyrexScanner, FileSourceDescriptor

File "Cython/Compiler/Scanning.py", line 1, in init Cython.Compiler.Scanning

File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Plex/__init__.py", line 36, in <module>

from .Lexicons import Lexicon, State

File "/home/mcj/disk/anaconda3/envs/PSN/lib/python3.6/site-packages/Cython/Plex/Lexicons.py", line 14, in <module>

from . import DFA

File "Cython/Plex/DFA.py", line 1, in init Cython.Plex.DFA

AttributeError: module 'Cython.Plex.Actions' has no attribute 'Method'

Cython版本的问题，解决方法：

pip uninstall Cython
pip install Cython==0.29.21

1 2	pip uninstall Cython pip install Cython==0.29.21

module 'Cython.Plex.Actions' has no attribute 'Method'

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