我正在使用Njissen 在Ubuntu 16.04上的Gaston Frequent Subgraph Mining实现，并在Python 3.6.5和2.7.15rc1上都进行了尝试。执行程序时，我得到一个
Traceback (most recent call last):
File "/home/elias/.local/bin/gaston", line 11, in <module>
load_entry_point('gaston-py==0.1', 'console_scripts', 'gaston')()
File "/home/elias/.local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 484, in load_entry_point
return get_distribution(dist).load_entry_point(group, name)
File "/home/elias/.local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 2725, in load_entry_point
return ep.load()
File "/home/elias/.local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 2343, in load
return self.resolve()
File "/home/elias/.local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 2349, in resolve
module = __import__(self.module_name, fromlist=['__name__'], level=0)
File "/home/elias/.local/lib/python2.7/site-packages/gaston_py/gaston.py", line 5, in <module>
import gaston_py.factory as factory
File "/home/elias/.local/lib/python2.7/site-packages/gaston_py/factory.py", line 7, in <module>
import gaston_py.embedding as embedding …python ×1