For many of those who use Edge-impulse there is a new Python SDK available now. Now they can load any model they have trained using python and export it as a C++ library using new edge-impulse python SDK.
www.edgeimpulse.com/.../unveiling-the-new-edge-impulse-python-sdk
The Python sdk for edge impulse can be installed with PiPy
$pip install edgeimpulse
import edgeimpulse as ei