April 2019
Intermediate to advanced
646 pages
16h 48m
English
Cython is not only a compiler but also a superset of the Python language. Superset means that any valid Python code is allowed and it can be further updated with additional features, such as support for calling C functions or declaring C types on variables and class attributes. So any code written in Python is also written in Cython. This explains why ordinary Python modules can be so easily compiled to C using the Cython compiler.
But we won't stop at that simple fact. Instead of saying that our reference fibonacci() function is also code for valid extensions in this superset of Python, we will try to improve it a bit. This won't be any real optimization to our function design but some minor updates that will allow it ...