JBacc1

Answering to myself. I suppose cairo is not where it is supposed to be. Adding `extra_comp_args.append('-I/usr/include/cairo')` to setup.py helps compiling. I don't know if it is supposed to be done,...

Ok, that was for the newbie… apt-get install libproj-dev and others got the install supposed to be working: `Installed /usr/local/lib/python3.8/dist-packages/mapnik-4.0.0-py3.8-linux-x86_64.egg Processing dependencies for mapnik==4.0.0 Finished processing dependencies for mapnik==4.0.0` But...

Hello, Thanks for your answer. I changed the mapnik_proj_transform.cpp as you adviced, but the errors are still there. Are there other files to check as well? Or I'll have to...

Thanks a lot. I guess this should find its place in the readme, or at least a link to it. I would never have managed without it.

Perhaps write it on top of the page: "This page is old and not up to date"? At least you won't expect it to work that fine?

Finally, I got around the issue by adding, between the fix_scale and bbox steps, a forced scale_factor update: ``` if options.factor: scale_factor = options.factor ``` Works fine for me, may...

For what it's worth, I did not find the error message particularly explicit (something mentioning markdown and/or pip install would have helped). `WARNING No valid files found in content for...