action.yaml

name: Install a Python Package
description: 'Installs a specified Python package from a requirements file, allowing for flexible package management.'

inputs:
    requirements-path:
        required: true
        description: Path to the requirements file
    package:
        required: true
        description: Package you would like to install from the requirements file

runs:
    using: composite
    steps:
        -   name: Extract Package Version
            id: extract_package_version
            shell: bash
            run: |
                echo "PACKAGE_LINE=$(grep -w "^${{ inputs.package }}" ${{ inputs.requirements-path }} || echo "${{ inputs.package }}")" >> $GITHUB_OUTPUT

        -   name: Install Package
            shell: bash
            run: |
                python -m pip install --upgrade pip
                pip install "${{ steps.extract_package_version.outputs.PACKAGE_LINE }}"