Often requirements show up in requirements.txt
like this:
django-registration
But in INSTALLED_APPS
it appears as re
JetBrains claims that this is fixed in version 2017.2:
https://youtrack.jetbrains.com/issue/PY-11963#comment=27-2248728
I can confirm this (in IntelliJ IDEA). Also, it's worth double-checking that the correct requirements file is specified in Settings -> Tools -> Python Integrated Tools -> Package requirements file