### Install PySide6 using pip

Source: https://pypi.org/project/PySide6

Install PySide6 using pip. This command installs the PySide6 wheel, which is an alias for PySide6_Essentials and PySide6_Addons.

```bash
pip install PySide6

```

--------------------------------

### Install PySide6 from Source

Source: https://pypi.org/project/PySide6

Install PySide6 from source using the setup.py script, specifying Qt paths, parallel build options, and whether to build tests.

```bash
python setup.py install --qtpaths=/path/to/bin/qtpaths6 --parallel=8 --build-tests

```

--------------------------------

### Clone PySide6 Setup Repository

Source: https://pypi.org/project/PySide6

Clone the PySide6 setup repository from the Qt Git server and checkout a specific version if needed.

```bash
git clone https://code.qt.io/pyside/pyside-setup
cd pyside-setup
git checkout 6.x # if a specific version is needed

```

--------------------------------

### Set LLVM_INSTALL_DIR on Linux

Source: https://pypi.org/project/PySide6

Extract libclang for Linux and set the LLVM_INSTALL_DIR environment variable to point to the Clang installation directory.

```bash
7z x .../libclang-release_100-linux-Rhel7.2-gcc5.3-x86_64-clazy.7z
export LLVM_INSTALL_DIR=$PWD/libclang

```

--------------------------------

### Set LLVM_INSTALL_DIR on Windows

Source: https://pypi.org/project/PySide6

Extract libclang for Windows and set the LLVM_INSTALL_DIR environment variable to point to the Clang installation directory.

```batch
7z x .../libclang-release_100-windows-vs2015_64-clazy.7z
SET LLVM_INSTALL_DIR=%CD%\libclang

```

=== COMPLETE CONTENT === This response contains all available snippets from this library. No additional content exists. Do not make further requests.