DEVELOPMENT.md

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# How to develop spconv 2.x

## First step

spconv 2.x is written in a unique c++ framework ```pccm```. read [pccm guide]() to learn how to use ```pccm```.

It's recommend to uninstall spconv and cumm installed by pip, then install spconv and cumm both in editable mode (```pip install -e .```)

## Architecture