Usage: cythonize [options] [sources and packages]+ Options: -h, --help show this help message and exit -X NAME=VALUE,..., --directive=NAME=VALUE,... set a compiler directive -E NAME=VALUE,..., --compile-time-env=NAME=VALUE,... set a compile time environment variable -s NAME=VALUE, --option=NAME=VALUE set a cythonize option -2 use Python 2 syntax mode by default -3 use Python 3 syntax mode by default --3str use Python 3 syntax mode by default -a, --annotate generate annotated HTML page for source files -x PATTERN, --exclude=PATTERN exclude certain file patterns from the compilation -b, --build build extension modules using distutils -i, --inplace build extension modules in place using distutils (implies -b) -j N, --parallel=N run builds in N parallel jobs (default: 96) -f, --force force recompilation -q, --quiet be less verbose during compilation --lenient increase Python compatibility by ignoring some compile time errors -k, --keep-going compile as much as possible, ignore compilation failures -M, --depfile produce depfiles for the sources