This mod allows to play with crude-oil and its variants from the start and will make their extraction, processing and refining by new chains that allows you extract lots of key fluids that may help in your Py run. More than 15+ new buildings and 100+ recipes that will make other pymods easier as well as unlock several upgrades in them.
The use with Angels mods may cause bugs or incompatibilities. If you wanna use it with these other suites, try install: https://mods.factorio.com/mod/PyCoalTBaA
Also..RSO can turn the game WAY better: https://mods.factorio.com/mod/rso-mod
If you want to follow the progress and development as well as provide feedback or suggestions, feel free to comment in the factorio foruns: https://forums.factorio.com/viewtopic.php?f=219&t=64191