Hartmut Holzgraefe
Hartmut Holzgraefe
I'm actually playing with this right now, for better printable output in my MapOSMatic clone ... Stuff is in the "hartmut-dev" branch of my fork: https://github.com/hholzgra/OpenTopoMap/commits/hartmut-dev
Helper functions helper_connect() and helper_end() have been added in new include file helpers.h
a few first examples have been converted to use the helpers to make them much more readable, but this is is still work in progress ...
At the time I started this the MySQL Client Library was under GPL, so choosing the same license was the obvious choice. The MySQL Client library used to be LGPL...
[test-226.tar.gz](https://github.com/mapnik/python-mapnik/files/4605585/test-226.tar.gz)
Tested with current v3.0.x branches of mapnik and python-mapnik, on Ubuntu 20.04 ...
Ok, this actually looks like a general Mapnik problem, not one specific to the Python bindings ...
closing here as it's actually an upstream problem
Error message actually depends on whether shape://ellipse is used as a literal constant, or the result of an expression. With a literal constant `` this terminates rendering with `RuntimeError: file...
I started to write documentation of my own, including a (still small) section on filter expressions: https://get-map.org/mapnik-lost-manual/#_filter_expressions