ImportError: C extension: No module named 'pandas._libs.tslibs.base' not built. If you want to import pandas from the source directory, you may need to run 'python setup.py build_ext --inplace --force ...

I tried to use bigframes on python3.8, got version 0.0.0, and found that the bigframes module was unusable because it had no submodules except bigframes.version. After some digging, I looked at ...