urllib.request error - Works fine on Kali not Mint 19.1 - Python

[Capitalmind]

Traceback (most recent call last): File "download.py", line 3, in from urllib.request import urlopen ImportError: No module named request

System has Python 3.6.7 and 2.7.15rc1

Does this help - https://github.com/titipata/pubmed_parser/issues/48

I have not resolved.