pip3 install numba
NUMBA_DISABLE_TBB=1 pip3 install numba
this is not exact answer...
pip3 install -r requirements-extra.txt
/usr/bin/ld: cannot find -ludev
sudo apt-get install libudev-dev
llvm version error
https://askubuntu.com/questions/1286131/how-do-i-install-llvm-10-on-ubuntu-18-04
sudo apt install llvm
sudo apt-get install llvm-10*
sudo update-alternatives --install /usr/bin/llvm-config llvm-config /usr/bin/llvm-config-6.0 6
sudo update-alternatives --install /usr/bin/llvm-config llvm-config /usr/bin/llvm-config-10 10
sudo update-alternatives --config llvm-config