Chapters:
- 3 - Cython in Depth
- 4 - Cython in Practice: N-Body Simulation
- 5 - Cython and Extension Types
- 6 - Organizing Cython code
- 9 - Cython Profiling Tools
- step 1 - pure Python
- step 2 - move to .pyx
- step 3 - static typing and move sin2 to .pyx
- step 4 - use sin function from C library
- 10 - Cython, NumPy and Typed Memoryviews