@lambdakappatheta
Have you seen this issue? are you using Windows?
Downloading and installing 0.1.0.post1 should work.
I downloaded this wheel:
kaleido-0.1.0.post1-py2.py3-none-win_amd64.whl
And then installed:
pip install kaleido-0.1.0.post1-py2.py3-none-win_amd64.whl