The export requires “Installation of Missing Dependent Programs”, but the installation seems to have failed?
Collecting opentimelineio
Using cached OpenTimelineIO-0.15.0.tar.gz (5.1 MB)
Installing build dependencies: started
Installing build dependencies: finished with status 'done'
Getting requirements to build wheel: started
Getting requirements to build wheel: finished with status 'done'
Preparing metadata (pyproject.toml): started
Preparing metadata (pyproject.toml): finished with status 'done'
Collecting pyaaf2<1.7,>=1.4 (from opentimelineio)
Using cached pyaaf2-1.6.0-py2.py3-none-any.whl.metadata (2.9 kB)
Using cached pyaaf2-1.6.0-py2.py3-none-any.whl (103 kB)
Building wheels for collected packages: opentimelineio
Building wheel for opentimelineio (pyproject.toml): started
Building wheel for opentimelineio (pyproject.toml): finished with status 'error'
Failed to build opentimelineio
Installing missing packages: {'opentimelineio'}