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Fix missing faster-whisper deps when using local ctranslate2 build

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--no-deps skipped av and other required packages. Fix by installing
faster-whisper normally first (satisfies all deps, pulls PyPI ctranslate2),
then immediately overriding ctranslate2 with the source-built version.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
mikael-lovqvists-claude-agent
2026-06-07 08:28:42 +00:00
parent 346c7c6585
commit bbde89a2cc
1 changed files with 16 additions and 13 deletions
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29
setup-venv-local-build.sh
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@@ -96,26 +96,29 @@ ls "${VENV}/include/ctranslate2/" | head -3
ls "${VENV}/lib/libctranslate2"* 2>/dev/null || { echo "ERROR: libctranslate2 not found in venv/lib" >&2; exit 1; }
grep "WITH_CUDA" "${BUILD_DIR}/cmake-build/CMakeCache.txt" | grep -v "^#" || true
# --- Python bindings ---
# Always reinstall from source to ensure we use our locally built library,
# not a PyPI wheel that may have been pulled in as a dependency.
echo "==> removing any existing ctranslate2 install..."
# --- faster-whisper (with all deps, including PyPI ctranslate2) ---
# Install faster-whisper normally so all its dependencies (av, huggingface_hub, etc.)
# are satisfied. This will pull in the PyPI ctranslate2 wheel, which we override next.
if ! "${VENV}/bin/python3" -c "import faster_whisper" &>/dev/null 2>&1; then
echo "==> installing faster-whisper"
"${VENV}/bin/pip" install faster-whisper
else
echo "==> faster-whisper already installed, skipping"
fi
# --- Python bindings (always reinstalled from source) ---
# Override the PyPI ctranslate2 wheel pulled in above with our source-built version.
# This is the whole point of this script: the PyPI wheel links against a fixed CUDA
# major version (e.g. libcublas.so.12) while our build links against the system version.
echo "==> removing PyPI ctranslate2..."
"${VENV}/bin/pip" uninstall -y ctranslate2 2>/dev/null || true
echo "==> building ctranslate2 Python bindings from source..."
echo "==> installing source-built ctranslate2 Python bindings..."
CT2_ROOT="${VENV}" \
LIBRARY_PATH="${VENV}/lib:${VENV}/lib64${LIBRARY_PATH:+:${LIBRARY_PATH}}" \
LDFLAGS="-Wl,-rpath,${VENV}/lib" \
"${VENV}/bin/pip" install "${BUILD_DIR}/src/python" --no-build-isolation
# --- faster-whisper ---
if ! "${VENV}/bin/python3" -c "import faster_whisper" &>/dev/null 2>&1; then
echo "==> installing faster-whisper"
"${VENV}/bin/pip" install faster-whisper --no-deps
else
echo "==> faster-whisper already installed, skipping"
fi
# --- model download ---
if [ -f "${TOKEN_FILE}" ]; then
export HF_TOKEN="$(cat "${TOKEN_FILE}")"