feat: move to uv first (#3545)

* feat: move to uv first

* fix: update doc to uv first

* fix: merge dev/tests into uv pyproject

* fix: update docker docs to match current config

* fix: migrate examples to readme

* fix: add llmcompressor to conflict

* feat: rec uv sync with lockfile for dev/ci

* fix: update docker docs to clarify how to use uv images

* chore: docs

* fix: use system python, no venv

* fix: set backend cpu

* fix: only set for installing pytorch step

* fix: remove unsloth kernel and installs

* fix: remove U in tests

* fix: set backend in deps too

* chore: test

* chore: comments

* fix: attempt to lock torch

* fix: workaround torch cuda and not upgraded

* fix: forgot to push

* fix: missed source

* fix: nightly upstream loralinear config

* fix: nightly phi3 long rope not work

* fix: forgot commit

* fix: test phi3 template change

* fix: no more requirements

* fix: carry over changes from new requirements to pyproject

* chore: remove lockfile per discussion

* fix: set match-runtime

* fix: remove unneeded hf hub buildtime

* fix: duplicate cache delete on nightly

* fix: torchvision being overridden

* fix: migrate to uv images

* fix: leftover from merge

* fix: simplify base readme

* fix: update assertion message to be clearer

* chore: docs

* fix: change fallback for cicd script

* fix: match against main exactly

* fix: peft 0.19.1 change

* fix: e2e test

* fix: ci

* fix: e2e test
This commit is contained in:
NanoCode012
2026-04-21 21:16:03 +07:00
committed by GitHub
parent 323da791eb
commit 9de5b76336
58 changed files with 496 additions and 1520 deletions

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@@ -15,64 +15,30 @@ This guide covers all the ways you can install and set up Axolotl for your envir
- NVIDIA GPU (Ampere architecture or newer for `bf16` and Flash Attention) or AMD GPU
- Python ≥3.11
- PyTorch ≥2.6.0
- PyTorch ≥2.9.0
## Installation Methods {#sec-installation-methods}
::: {.callout-important}
Please make sure to have Pytorch installed before installing Axolotl in your local environment.
Follow the instructions at: [https://pytorch.org/get-started/locally/](https://pytorch.org/get-started/locally/)
:::
## Installation {#sec-installation}
::: {.callout-important}
For Blackwell GPUs, please use Pytorch 2.9.1 and CUDA 12.8.
:::
### PyPI Installation (Recommended) {#sec-pypi}
### Quick Install {#sec-uv}
```{.bash}
pip3 install -U packaging setuptools wheel ninja
pip3 install --no-build-isolation axolotl[flash-attn,deepspeed]
```
Axolotl uses [uv](https://docs.astral.sh/uv/) as its package manager. uv is a fast, reliable Python package installer and resolver built in Rust.
We use `--no-build-isolation` in order to detect the installed PyTorch version (if
installed) in order not to clobber it, and so that we set the correct version of
dependencies that are specific to the PyTorch version or other installed
co-dependencies.
### uv Installation {#sec-uv}
uv is a fast, reliable Python package installer and resolver built in Rust. It offers significant performance improvements over pip and provides better dependency resolution, making it an excellent choice for complex environments.
Install uv if not already installed
Install uv if not already installed:
```{.bash}
curl -LsSf https://astral.sh/uv/install.sh | sh
source $HOME/.local/bin/env
```
Choose your CUDA version to use with PyTorch; e.g. `cu124`, `cu126`, `cu128`,
then create the venv and activate
Choose your CUDA version (e.g. `cu128`, `cu130`), create a venv, and install:
```{.bash}
export UV_TORCH_BACKEND=cu126
export UV_TORCH_BACKEND=cu128 # or cu130
uv venv --no-project --relocatable
source .venv/bin/activate
```
Install PyTorch
- PyTorch 2.6.0 recommended
```{.bash}
uv pip install packaging setuptools wheel
uv pip install torch==2.6.0
uv pip install awscli pydantic
```
Install axolotl from PyPi
```{.bash}
uv pip install --no-build-isolation axolotl[deepspeed,flash-attn]
# optionally install with vLLM if you're using torch==2.6.0 and want to train w/ GRPO
uv pip install --no-build-isolation axolotl[deepspeed,flash-attn,vllm]
uv pip install --no-build-isolation axolotl[flash-attn,deepspeed]
```
### Edge/Development Build {#sec-edge-build}
@@ -82,14 +48,17 @@ For the latest features between releases:
```{.bash}
git clone https://github.com/axolotl-ai-cloud/axolotl.git
cd axolotl
pip3 install -U packaging setuptools wheel ninja
pip3 install --no-build-isolation -e '.[flash-attn,deepspeed]'
export UV_TORCH_BACKEND=cu128 # or cu130
uv sync --extra flash-attn --extra deepspeed
source .venv/bin/activate
```
`uv sync` creates a `.venv`, installs exact pinned versions from `uv.lock`, and sets up an editable install automatically.
### Docker {#sec-docker}
```{.bash}
docker run --gpus '"all"' --rm -it axolotlai/axolotl:main-latest
docker run --gpus '"all"' --rm -it --ipc=host axolotlai/axolotl-uv:main-latest
```
For development with Docker:
@@ -106,12 +75,12 @@ docker run --privileged --gpus '"all"' --shm-size 10g --rm -it \
--ulimit memlock=-1 --ulimit stack=67108864 \
--mount type=bind,src="${PWD}",target=/workspace/axolotl \
-v ${HOME}/.cache/huggingface:/root/.cache/huggingface \
axolotlai/axolotl:main-latest
axolotlai/axolotl-uv:main-latest
```
:::
::: {.callout-important}
For Blackwell GPUs, please use `axolotlai/axolotl:main-py3.11-cu128-2.9.1` or the cloud variant `axolotlai/axolotl-cloud:main-py3.11-cu128-2.9.1`.
For Blackwell GPUs, please use `axolotlai/axolotl-uv:main-py3.11-cu128-2.9.1` or the cloud variant `axolotlai/axolotl-cloud-uv:main-py3.11-cu128-2.9.1`.
:::
Please refer to the [Docker documentation](docker.qmd) for more information on the different Docker images that are available.
@@ -122,7 +91,7 @@ Please refer to the [Docker documentation](docker.qmd) for more information on t
For providers supporting Docker:
- Use `axolotlai/axolotl-cloud:main-latest`
- Use `axolotlai/axolotl-cloud-uv:main-latest`
- Available on:
- [RunPod](https://runpod.io/gsc?template=v2ickqhz9s&ref=6i7fkpdz)
- [Vast.ai](https://cloud.vast.ai?ref_id=62897&template_id=bdd4a49fa8bce926defc99471864cace&utm_source=axolotl&utm_medium=partner&utm_campaign=template_launch_july2025&utm_content=docs_link)
@@ -141,7 +110,7 @@ For providers supporting Docker:
### macOS {#sec-macos}
```{.bash}
pip3 install --no-build-isolation -e '.'
uv pip install --no-build-isolation -e '.'
```
See @sec-troubleshooting for Mac-specific issues.
@@ -152,21 +121,44 @@ See @sec-troubleshooting for Mac-specific issues.
We recommend using WSL2 (Windows Subsystem for Linux) or Docker.
:::
## Environment Managers {#sec-env-managers}
## Migrating from pip to uv {#sec-migrating}
### Conda/Pip venv {#sec-conda}
If you have an existing pip-based Axolotl installation, you can migrate to uv:
1. Install Python ≥3.11
2. Install PyTorch: https://pytorch.org/get-started/locally/
3. Install Axolotl:
```{.bash}
pip3 install -U packaging setuptools wheel ninja
pip3 install --no-build-isolation -e '.[flash-attn,deepspeed]'
```
4. (Optional) Login to Hugging Face:
```{.bash}
hf auth login
```
```{.bash}
# Install uv
curl -LsSf https://astral.sh/uv/install.sh | sh
source $HOME/.local/bin/env
# Create a fresh venv (recommended for a clean start)
export UV_TORCH_BACKEND=cu128 # or cu130
uv venv --no-project --relocatable
source .venv/bin/activate
# Reinstall axolotl
uv pip install --no-build-isolation axolotl[flash-attn,deepspeed]
```
## Using pip (Alternative) {#sec-pip}
If you are unable to install uv, you can still use pip directly.
::: {.callout-important}
Please make sure to have PyTorch installed before installing Axolotl with pip.
Follow the instructions at: [https://pytorch.org/get-started/locally/](https://pytorch.org/get-started/locally/)
:::
```{.bash}
pip3 install -U packaging setuptools wheel ninja
pip3 install --no-build-isolation axolotl[flash-attn,deepspeed]
```
For editable/development installs:
```{.bash}
pip3 install -U packaging setuptools wheel ninja
pip3 install --no-build-isolation -e '.[flash-attn,deepspeed]'
```
## Troubleshooting {#sec-troubleshooting}