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Programming Languages/Python: Added uv

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@@ -7,6 +7,28 @@ language.
You can install python using various ways. You can install python using various ways.
### Installation From Package Managers
Using various [package managers](/wiki/linux/package_manager.md) the current python version can be
easily installed.
Additionally an [pyenv](#pyenv-installation), [uv](#uv-installation) or [manual installation](#manual-installation) can be
done to get a specific older versions for projects.
### uv Installation
[uv](https://docs.astral.sh/uv/) is a python package and project manager.
It can manage python versions.
Versions can be installed and set for the current directory and subdirectories as shown in the
following commands where `<python-version>` is the python version.
```sh
uv python install <python-version>
uv python pin <python-version>
```
uv can also be used to manage [virtual environments](#uv-virtual-environments).
### pyenv Installation ### pyenv Installation
With [pyenv](https://github.com/pyenv/pyenv) you can easily switch between different versions. With [pyenv](https://github.com/pyenv/pyenv) you can easily switch between different versions.
@@ -45,7 +67,7 @@ sudo apt install build-essential zlib1g-dev libncurses5-dev libgdbm-dev libnss3-
For Tk programs (like matplotlib) to work correctly the following dependencies need to be installed For Tk programs (like matplotlib) to work correctly the following dependencies need to be installed
aswell. aswell.
```sh ```sh
sudo apt install tk-dev tcl-dev sudo apt install tk-dev tcl-dev
``` ```
@@ -117,6 +139,33 @@ to it and run `pipreqs` (install it if not already done).
### Using Virtual Environments ### Using Virtual Environments
There are various options to use virtual environments.
The first and most commonly used option is [venv](#venv-virtual-environments).
A more modern and arguably better approach is using [uv](#uv-virtual-environments).
#### uv Virtual Environments
Since uv is a project-based tool the following command has to be used to create a project where
`<path>` is the path to the project directory.
If it is omitted the project will be created in the current working directory.
```sh
uv init <path>
```
Additionally this command can be expanded with flags.
To create the most basic form of a project without a `README.md` the `--bare` flag can be used.
To use uv as a virtual environment similar to venv the following command can be invoked inside a
project directory.
It will create a `.venv` directory containing the `bin/activate` file.
```sh
uv venv
```
#### venv Virtual Environments
[venv](https://docs.python.org/3/library/venv.html) can be used to create a virtual environment. [venv](https://docs.python.org/3/library/venv.html) can be used to create a virtual environment.
``` ```
@@ -217,13 +266,13 @@ For Windows refer to the
After the systemwide setup the project environment can be setup. After the systemwide setup the project environment can be setup.
It is recommended to use [virtual environments](#using-virtual-environments). It is recommended to use [virtual environments](#using-virtual-environments).
The easiest way to achieve ROCm support is by using [pip](#modules). The easiest way to achieve ROCm support is by using [pip](#modules).
As explained in the As explained in the
[official PyTorch guide](https://rocm.docs.amd.com/projects/radeon-ryzen/en/latest/docs/install/installrad/native_linux/install-pytorch.html) [official PyTorch guide](https://rocm.docs.amd.com/projects/radeon-ryzen/en/latest/docs/install/installrad/native_linux/install-pytorch.html)
the following example can be used inside the environment to install all needed ROCm packages. the following example can be used inside the environment to install all needed ROCm packages.
In this example the version `7.2` is installed. In this example the version `7.2` is installed.
Adjustments to the command may have to be done in case another version should be installed. Adjustments to the command may have to be done in case another version should be installed.
```sh ```sh
wget https://repo.radeon.com/rocm/manylinux/rocm-rel-7.2/torch-2.9.1%2Brocm7.2.0.lw.git7e1940d4-cp312-cp312-linux_x86_64.whl wget https://repo.radeon.com/rocm/manylinux/rocm-rel-7.2/torch-2.9.1%2Brocm7.2.0.lw.git7e1940d4-cp312-cp312-linux_x86_64.whl
wget https://repo.radeon.com/rocm/manylinux/rocm-rel-7.2/torchvision-0.24.0%2Brocm7.2.0.gitb919bd0c-cp312-cp312-linux_x86_64.whl wget https://repo.radeon.com/rocm/manylinux/rocm-rel-7.2/torchvision-0.24.0%2Brocm7.2.0.gitb919bd0c-cp312-cp312-linux_x86_64.whl
wget https://repo.radeon.com/rocm/manylinux/rocm-rel-7.2/triton-3.5.1%2Brocm7.2.0.gita272dfa8-cp312-cp312-linux_x86_64.whl wget https://repo.radeon.com/rocm/manylinux/rocm-rel-7.2/triton-3.5.1%2Brocm7.2.0.gita272dfa8-cp312-cp312-linux_x86_64.whl
@@ -242,7 +291,7 @@ After this installation for some GPUs - especially integrated GPUs like the Rade
additional step has to be taken. additional step has to be taken.
In this case the following global shell variable has to be set. In this case the following global shell variable has to be set.
```sh ```sh
export HSA_OVERRIDE_GFX_VERSION=10.3.0 export HSA_OVERRIDE_GFX_VERSION=10.3.0
``` ```
@@ -298,7 +347,7 @@ like the [Hailo chips](/wiki/hailo.md) or the [EPS32S3](/wiki/microcontroller.md
A simple example for the combination of two models (`model1` and `model2`) into a new model A simple example for the combination of two models (`model1` and `model2`) into a new model
(`combined_model`) is the following code. (`combined_model`) is the following code.
```sh ```sh
output = model2(model1.output) output = model2(model1.output)
combined_model = tf.keras.models.Model(inputs=model1.input, outputs=output) combined_model = tf.keras.models.Model(inputs=model1.input, outputs=output)
``` ```