Install SudachiPy to Conda virtual environment. As a one-time setup step,
you most run install_sudachipy() to install all dependencies.
install_sudachipy()
install_sudachipy() requires Python and Conda to be installed.
See https://www.python.org/getit/ and
https://docs.conda.io/projects/conda/en/latest/user-guide/install/.
if (FALSE) { install_sudachipy() }