pip install pyflex==0.1.5

Python port of the FLEXWIN package

Source
Among fairly niche packages on PyPI.
Over 557 downloads in the last 90 days.

Version usage of pyflex

Proportion of downloaded versions in the last 3 months (only versions over 1%).

0.1.5

28.73%

0.1.4

16.70%

0.1.3

15.62%

0.1.2

13.82%

0.1.1

12.93%

0.1.0

12.21%