Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Consequently, C code generated by Cython is much safer by default than hand-rolled C code, though potentially at the cost of raw performance.
Source: https://www.infoworld.com/article/3250299/what-is-cython-python-at-the-speed-of-c.html