####################### Contributing ####################### We strongly welcome anyone interested in contributing to this project, be it with new ideas, suggestions, by filing bug reports or contributing code. You are invited to submit pull requests and file issues to the `GitHub repository `_. If you are unfamiliar with pull requests, the GitHub help pages have a nice `guide `_. To ask and answer general usage questions, join the `PyPSA and PyPSA-Eur mailing list `_.