ImportError: cannot import name 'ISO_8601' from 'rest_framework' (unknown location)

[qcymkxyc]

I tried many times,when I run app this error appear

[tomchristie]

You haven't described clearly enough what you're doing for anyone to be able to help you.

[abcdelf]

when i install the old rest-framework package, i also get the problem. then i remove all the rest framework package, and reinstall the django-rest-framework, the program work normal now