python main.py <code>

# Kyoto city (https://www.openstreetmap.org/relation/357794) for example
# python main.py R357794

You can edit the outcome svg code to customise the image no matter how you like to.

Here is an example: Yokohama city coloured by the keikenchi (visit status) of each ward, where red denotes staying, yellow denotes walking and blue denotes passing while riding something.

The code is mainly generated by a LLM.