1The original Pyrex code as of 2006-04 is licensed under the following 2license: "Copyright stuff: Pyrex is free of restrictions. You may use, 3redistribute, modify and distribute modified versions." 4 5------------------ 6 7Cython, which derives from Pyrex, is licensed under the Apache 2.0 8Software License. More precisely, all modifications and new code 9made to go from Pyrex to Cython are so licensed. 10 11See LICENSE.txt for more details. 12 13------------------ 14 15The output of a Cython compilation is NOT considered a derivative 16work of Cython. Specifically, though the compilation process may 17embed snippets of varying lengths into the final output, these 18snippets, as embedded in the output, do not encumber the resulting 19output with any license restrictions. 20