We are open to patch submissions. Please provide patches against current master that are generated with:

git format-patch -k

Before submitting a patch we kindly ask you to run and check our testing suite:

make build_tests ctest -j2 make pytest

Please note the following:

STYLE GUIDE

CMake:

Always use empty end-clauses like:

if(SOME_VARIABLE)
  ...
else()
  ...
endif()

use lowercase for all commands
use uppercase for variables
always use 2 spaces for indentation
for new features always provide unittests
document your code in Sphinx restructered text

Python

follow PEP8 (see https://www.python.org/dev/peps/pep-0008/)
you can test your files for PEP8 compliance with e.g. pytest --pep8
make your code work with Python 2 and Python 3
separate scripts and modules, scripts belong in the scripts folder
provide unit tests for new features
prefer named arguments
function names are lower_case underscore
variable names are lowercase camelCase
class names are CamelCase
file names are lowercase
document your code in Sphinx restructered text

Ini-files

Meta ini file should prefer the *.mini extension
keep all keys lowercase (except for keys exported as as compile definitions or labels in the static section)
use groups to make things readable
space separate key, "=", and value
you can test meta ini files with the dune_analysis.py script provided with testtools