可以在 README.md 里面添加一下对 Python 环境的要求

[HugeCH39]

str 对象的 isascii 属性是 3.7 版本的 Python新增的。

官方文档

Traceback (most recent call last):
  File "/home/tys1998/Tools/markdown-writing-with-mixed-cn-en/cnenlinter/venv/bin/cnenlinter", line 11, in <module>
    load_entry_point('cnenlinter', 'console_scripts', 'cnenlinter')()
  File "/home/tys1998/Tools/markdown-writing-with-mixed-cn-en/cnenlinter/venv/lib/python3.6/site-packages/click/core.py", line 764, in __call__
    return self.main(*args, **kwargs)
  File "/home/tys1998/Tools/markdown-writing-with-mixed-cn-en/cnenlinter/venv/lib/python3.6/site-packages/click/core.py", line 717, in main
    rv = self.invoke(ctx)
  File "/home/tys1998/Tools/markdown-writing-with-mixed-cn-en/cnenlinter/venv/lib/python3.6/site-packages/click/core.py", line 956, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/home/tys1998/Tools/markdown-writing-with-mixed-cn-en/cnenlinter/venv/lib/python3.6/site-packages/click/core.py", line 555, in invoke
    return callback(*args, **kwargs)
  File "/home/tys1998/Tools/markdown-writing-with-mixed-cn-en/cnenlinter/cnenlinter.py", line 98, in cnenlinter
    if not linted.isascii() or linted.startswith('#'):
AttributeError: 'str' object has no attribute 'isascii'