First you need to install libffi-dev
sudo apt-get install libffi-dev
Crete a new virtual environment and pip install
Most probably this will fix it.
Comment if it didn't
Enjoy :)
--- title: "Fix for ModuleNotFoundError: No module named '_ctypes' on ubuntu" date: 2020-05-24T23:22:31 author: Mithun category: hacks tags: [modulenotfound, ctypes, ubuntu, python, pip, pip-install] reading: ~1 min ---