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ColossalAI/docs/source/en/get_started/installation.md
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[workflow] added auto doc test on PR (#2929) 
* [workflow] added auto doc test on PR

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Setup

Colossal-AI currently only supports the Linux operating system and has not been tested on other OS such as Windows and macOS.

Download From PyPI

You can install Colossal-AI with

pip install colossalai

If you want to build PyTorch extensions during installation, you can use the command below. Otherwise, the PyTorch extensions will be built during runtime.

CUDA_EXT=1 pip install colossalai

Download From Source

The version of Colossal-AI will be in line with the main branch of the repository. Feel free to raise an issue if you encounter any problem. :)

git clone https://github.com/hpcaitech/ColossalAI.git
cd ColossalAI

# install dependency
pip install -r requirements/requirements.txt

# install colossalai
pip install .

If you don't want to install and enable CUDA kernel fusion (compulsory installation when using fused optimizer):

CUDA_EXT=1 pip install .