amd64/cu128: links for ipython-helpers

root/pypi ipython-helpers-0.5.post1.zip
root/pypi ipython-helpers-0.5.zip
root/pypi ipython-helpers-0.4.tar.gz
root/pypi ipython-helpers-0.3.tar.gz
root/pypi ipython-helpers-0.2.tar.gz
root/pypi ipython-helpers-0.1.tar.gz