1# Ensures version numbers in pyproject.toml and _version.py stay in sync.2#3# (Prevents releases with mismatched version numbers)45name: "Check Version Equality"67on:8  pull_request:9    paths:10      - "libs/core/pyproject.toml"11      - "libs/core/langchain_core/version.py"12      - "libs/langchain_v1/pyproject.toml"13      - "libs/langchain_v1/langchain/__init__.py"14      - "libs/partners/*/pyproject.toml"15      - "libs/partners/**/_version.py"1617permissions:18  contents: read1920jobs:21  check_version_equality:22    runs-on: ubuntu-latest2324    steps:25      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v62627      - uses: astral-sh/setup-uv@0ca8f610542aa7f4acaf39e65cf4eb3c35091883 # v728        with:29          python-version: "3.12"3031      - name: "Verify pyproject.toml & version files match"32        run: |33          FAILED=03435          for dir in libs/core libs/langchain_v1 libs/partners/*; do36            [ -f "$dir/Makefile" ] || continue37            if grep -q '^check_version:' "$dir/Makefile"; then38              echo "--- $dir ---"39              make -C "$dir" check_version || FAILED=140            elif find "$dir" -maxdepth 2 -name '_version.py' -not -path '*/tests/*' \41                | grep -q .; then42              # A package ships a _version.py but has no way to verify it stays43              # in sync with pyproject.toml. Don't let it pass unchecked.44              echo "--- $dir ---"45              echo "Error: $dir has a _version.py but no 'check_version' Makefile target"46              FAILED=147            fi48          done4950          if [ "$FAILED" -ne 0 ]; then51            echo ""52            echo "One or more version checks failed!"53            exit 154          fi