For my use cases, the standard documentation and tutorials (http://docs.cython.org/index.html http://docs.cython.org/index.html) have been enough. * Install it

For my use cases, the standard documentation and tutorials (http://docs.cython.org/index.html http://docs.cython.org/index.html) have been enough. * Install it with pip, the packages in your OS distribution may be out of date, * Rename your numeric code module's .py file to .pyx, * Use pyximport from the main script ( http://docs.cython.org/src/userguide/source_files_and_compilation.html#pyximport http://docs.cython.org/src/userguide/source_files_and_compil...) to have it compiled at runtime without any extra build steps, and then * Start experimenting with adding a few "cdef"s (http://docs.cython.org/src/quickstart/cythonize.html http://docs.cython.org/src/quickstart/cythonize.html and http://docs.cython.org/src/tutorial/numpy.html http://docs.cython.org/src/tutorial/numpy.html)