root/pypi: links for do-calculus

root/pypi do-calculus-2.0.0.tar.gz
root/pypi do_calculus-2.0.0-py3-none-any.whl
root/pypi do-calculus-1.6.1.tar.gz
root/pypi do_calculus-1.6.1-py3-none-any.whl
root/pypi do-calculus-1.6.0.tar.gz
root/pypi do_calculus-1.6.0-py3-none-any.whl
root/pypi do-calculus-1.5.0.tar.gz
root/pypi do_calculus-1.5.0-py3-none-any.whl
root/pypi do-calculus-1.4.0.tar.gz
root/pypi do_calculus-1.4.0-py3-none-any.whl
root/pypi do-calculus-1.3.3.tar.gz
root/pypi do_calculus-1.3.3-py3-none-any.whl