Traceback (most recent call last):


 "<stdin>", line 1, in <module>
AttributeError: 'English' object has no attribute 'is_stop'


Traceback (most recent call last):


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/runpy.py", line 193, in _run_module_as_main

"__main__", mod_spec)


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/runpy.py", line 85, in _run_code

exec(code, run_globals)


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/__main__.py", line 23, in <module>

from pip._internal.cli.main import main as _main
# isort:skip # noqa


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/cli/main.py", line 5, in <module>

import locale


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/locale.py", line 16, in <module>

import re


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/re.py", line 143, in <module>

class RegexFlag(enum.IntFlag):

AttributeError: module 'enum' has no attribute 'IntFlag'
