Cython Tutorial

Note this requires the professional version of Pycharm for syntax highlighting

Installs

• Create a virtual environment using conda
• Pip install the latest version of cython (0.29.6 as of 20190415)

Microsoft Visual C++ Build Tools

• Download Microsoft Visual C++ Build tools (https://visualstudio.microsoft.com/downloads/?q=build) (Currently 2019 is the latest)
• Select C++ Build Tools only
• This will select 4 additional options, leave all of them selected
• Reboot your computer

Setup tools

• Go to settings -> tools -> external tools
• Select create a new tool

Name: cython
Description: Compile all cython files
Group: External Tools (default)
Program: $PyInterpreterDirectory$\python.exe
Arguments: $FileDir$\setup.py build_ext --inplace --compiler=msvc
Working directory: $FileDir$

Pycharm >=2023

In Pycharm 2023 you can use Run setup.py Task... and select build_ext. You should add --inplace as a command line argument.