LightGBM 3

[miguelgfierro]

Description

Based on John Ehrlinger's feedback.

Let's see if the tests pass with LGBM 3

Related Issues

Checklist:

• I have followed the contribution guidelines and code style for this project.
• I have added tests covering my contributions.
• I have updated the documentation accordingly.
• This PR is being made to staging branch and not to main branch.

[miguelgfierro]

fyi @ehrlinger

[anargyri]

Wow, I am amazed, no numpy / numba 💥 😃

[miguelgfierro]

the repo works with LigthGBM >3, see https://dev.azure.com/best-practices/recommenders/_build/results?buildId=51388&view=logs&j=475df697-7465-54db-fcd2-cb9bdea8ab03&t=fc42710a-e5bf-5b46-2a6c-90b8e6347d71

   --- LIST INSTALLED DEPENDENCIES ---
Package            Version
------------------ -------------------
Bottleneck         1.3.2
category-encoders  1.3.0
certifi            2021.5.30
charset-normalizer 2.0.5
click              8.0.1
cornac             1.13.5
cycler             0.10.0
dataclasses        0.8
filelock           3.0.12
huggingface-hub    0.0.17
idna               3.2
importlib-metadata 4.8.1
Jinja2             2.11.3
joblib             1.0.1
kiwisolver         1.3.1
lightfm            1.16
lightgbm           3.2.1