При импорте «из flashk_restplus import Api, Resource» api не может импортировать имя «cached_property» из «werkzeug»
Python version : Python 3.7.2rc1
pip freeze output
aniso8601==8.0.0
attrs==19.3.0
autopep8==1.5.1
click==7.1.1
Flask==1.1.2
Flask-RESTful==0.3.8
flask-restplus==0.13.0
Flask-WTF==0.14.3
importlib-metadata==1.6.0
itsdangerous==1.1.0
Jinja2==2.11.1
jsonschema==3.2.0
MarkupSafe==1.1.1
pycodestyle==2.5.0
pyrsistent==0.16.0
pytz==2019.3
six==1.14.0
Werkzeug==1.0.1
WTForms==2.2.1
zipp==3.1.0
On importing from flask_restplus import Api, Resource getting below error :
cannot import name 'cached_property' from 'werkzeug'
tried solution , importing [ `from werkzeug.utils import cached_property` ] which is not helping getting same error