Skipping Git submodules setup$ which make/usr/bin/make$ make presentationsjupyter-nbconvert ipynb/11_pandas.ipynb --reveal-prefix='./reveal.js' --to slides --template ipynb/slides_reveal.tplmake: jupyter-nbconvert: Command not foundmake: *** [ipynb/11_pandas.slides.html] Error 127Makefile:46: recipe for target 'ipynb/11_pandas.slides.html' failedERROR: Job failed: exit code 1