mirror of
https://github.com/cloudstack-llc/mlx-knife.git
synced 2026-07-21 10:05:26 -04:00
Ashok Gelal
425 lines
14 KiB
Bash
Executable File
425 lines
14 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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# Build a "no-PyInstaller" distribution that runs against an external Python
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# (e.g., the interpreter embedded in your Electron app at
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# MyApp.app/Contents/Resources/python/bin/python3).
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#
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# The script vendors dependencies into dist-ext-python/<BIN_NAME>/_vendor and
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# generates a launcher that executes: <python> -m mlxk2.cli ... with PYTHONPATH
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# pointed at that vendor directory.
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ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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cd "$ROOT_DIR"
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# -----------------------------------------------------------------------------
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# Temporary version override (VERSION env)
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# -----------------------------------------------------------------------------
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ORIG_VERSION="$(python3 - <<'PY'
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import pathlib, re
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text = pathlib.Path("mlxk2/__init__.py").read_text()
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m = re.search(r'__version__\s*=\s*"([^"]+)"', text)
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print(m.group(1) if m else "0.0.0")
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PY
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)"
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TARGET_VERSION="${VERSION:-$ORIG_VERSION}"
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TMP_INIT=""
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TMP_README=""
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RESTORE_VERSION=0
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cleanup_version() {
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if [[ "$RESTORE_VERSION" == "1" ]]; then
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if [[ -n "$TMP_INIT" && -f "$TMP_INIT" ]]; then
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cp "$TMP_INIT" mlxk2/__init__.py
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rm -f "$TMP_INIT"
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fi
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if [[ -n "$TMP_README" && -f "$TMP_README" ]]; then
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cp "$TMP_README" README.md
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rm -f "$TMP_README"
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fi
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fi
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}
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trap cleanup_version EXIT
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if [[ "$TARGET_VERSION" != "$ORIG_VERSION" ]]; then
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echo "[version] Updating project version: $ORIG_VERSION -> $TARGET_VERSION"
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TMP_INIT="$(mktemp)"
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cp mlxk2/__init__.py "$TMP_INIT"
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if [[ -f README.md ]]; then
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TMP_README="$(mktemp)"
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cp README.md "$TMP_README"
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fi
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RESTORE_VERSION=1
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python3 - "$ORIG_VERSION" "$TARGET_VERSION" <<'PY'
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import sys
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import pathlib
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import re
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old, new = sys.argv[1:3]
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def tag(ver: str) -> str:
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if 'b' in ver:
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base, beta = ver.split('b', 1)
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if beta and beta.isdigit():
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return f"v{base}-beta.{beta}"
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return f"v{ver}"
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init_path = pathlib.Path("mlxk2/__init__.py")
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text = init_path.read_text()
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text = re.sub(r'__version__\s*=\s*".*?"', f'__version__ = "{new}"', text)
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init_path.write_text(text)
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readme_path = pathlib.Path("README.md")
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if readme_path.exists():
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readme = readme_path.read_text()
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readme = readme.replace(old, new)
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readme = readme.replace(tag(old), tag(new))
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readme_path.write_text(readme)
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PY
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fi
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# -----------------------------------------------------------------------------
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# CLI flags (custom wheels)
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# -----------------------------------------------------------------------------
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MLX_WHEEL_ARG=""
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MLX_LM_WHEEL_ARG=""
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--mlx-wheel)
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shift
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MLX_WHEEL_ARG="${1:-}"
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shift || true
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;;
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--mlx-lm-wheel)
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shift
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MLX_LM_WHEEL_ARG="${1:-}"
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shift || true
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;;
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*)
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echo "Unknown flag: $1" >&2
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exit 1
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;;
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esac
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done
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# -----------------------------------------------------------------------------
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# Output layout
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# -----------------------------------------------------------------------------
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APP_NAME="${BIN_NAME:-${APP_NAME:-msty-mlx-studio}}"
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OUT_ROOT="${DIST_DIR:-dist-ext-python}"
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OUT_DIR="$OUT_ROOT/$APP_NAME"
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VENDOR_DIR="$OUT_DIR/_vendor"
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ART_DIR="$ROOT_DIR/artifacts"
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mkdir -p "$ART_DIR"
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# -----------------------------------------------------------------------------
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# Resolve Python interpreter used for installs
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# -----------------------------------------------------------------------------
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if [[ -n "${EMBEDDED_PYTHON:-}" ]]; then
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PY="$EMBEDDED_PYTHON"
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echo "Using EMBEDDED_PYTHON: $PY"
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elif [[ -x "$ROOT_DIR/python/bin/python3" ]]; then
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PY="$ROOT_DIR/python/bin/python3"
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echo "Using repo-local Python: $PY"
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else
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PY="$(command -v python3)"
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echo "WARNING: Falling back to system python3: $PY" >&2
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fi
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if [[ ! -x "$PY" ]]; then
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echo "ERROR: Python interpreter not executable: $PY" >&2
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exit 1
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fi
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# -----------------------------------------------------------------------------
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# Prepare output
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# -----------------------------------------------------------------------------
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if [[ "${CLEAN:-0}" == "1" ]]; then
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rm -rf "$OUT_DIR"
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fi
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mkdir -p "$VENDOR_DIR"
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# -----------------------------------------------------------------------------
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# Custom wheel resolution
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# -----------------------------------------------------------------------------
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CUSTOM_MLX_WHEEL="${MLX_WHEEL:-}"
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if [[ -z "$CUSTOM_MLX_WHEEL" && -n "$MLX_WHEEL_ARG" ]]; then
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CUSTOM_MLX_WHEEL="$MLX_WHEEL_ARG"
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fi
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if [[ -z "$CUSTOM_MLX_WHEEL" && -f "$ROOT_DIR/scripts/mlx-custom.whl" ]]; then
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CUSTOM_MLX_WHEEL="$ROOT_DIR/scripts/mlx-custom.whl"
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fi
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if [[ -n "$CUSTOM_MLX_WHEEL" ]]; then
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echo "[opt] Using custom MLX wheel: $CUSTOM_MLX_WHEEL"
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[[ -f "$CUSTOM_MLX_WHEEL" ]] || { echo "ERROR: MLX wheel not found: $CUSTOM_MLX_WHEEL" >&2; exit 1; }
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fi
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CUSTOM_MLX_LM_WHEEL="${MLX_LM_WHEEL:-}"
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if [[ -z "$CUSTOM_MLX_LM_WHEEL" && -n "$MLX_LM_WHEEL_ARG" ]]; then
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CUSTOM_MLX_LM_WHEEL="$MLX_LM_WHEEL_ARG"
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fi
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if [[ -z "$CUSTOM_MLX_LM_WHEEL" && -f "$ROOT_DIR/scripts/mlx-lm-custom.whl" ]]; then
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CUSTOM_MLX_LM_WHEEL="$ROOT_DIR/scripts/mlx-lm-custom.whl"
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fi
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if [[ -n "$CUSTOM_MLX_LM_WHEEL" ]]; then
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echo "[opt] Using custom MLX-LM wheel: $CUSTOM_MLX_LM_WHEEL"
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[[ -f "$CUSTOM_MLX_LM_WHEEL" ]] || { echo "ERROR: MLX-LM wheel not found: $CUSTOM_MLX_LM_WHEEL" >&2; exit 1; }
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fi
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# -----------------------------------------------------------------------------
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# Vendoring strategy
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# -----------------------------------------------------------------------------
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if [[ "${VENDOR_VIA_WHEELS:-0}" == "1" ]]; then
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echo "[1/3] Vendoring via wheels (does not execute embedded Python)"
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SYS_PY="$(command -v python3)"
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if [[ -z "$SYS_PY" ]]; then
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echo "ERROR: python3 not found on PATH for wheel download" >&2
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exit 1
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fi
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: "${TARGET_PY_VERSION:?Set TARGET_PY_VERSION (e.g., 3.12)}"
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TARGET_PLATFORM="${TARGET_PLATFORM:-macosx_11_0_arm64}"
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ver_nodot="${TARGET_PY_VERSION/.}" # 3.12 -> 312
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TARGET_ABI="${TARGET_ABI:-cp${ver_nodot}}"
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WHEELS_DIR="$OUT_DIR/_wheels"
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rm -rf "$WHEELS_DIR"
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mkdir -p "$WHEELS_DIR"
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echo "[1a] Downloading wheels for Python ${TARGET_PY_VERSION} (${TARGET_ABI}) platform ${TARGET_PLATFORM}..."
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REQ_FILE="requirements.txt"
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if [[ ( -n "$CUSTOM_MLX_WHEEL" || -n "$CUSTOM_MLX_LM_WHEEL" ) && -f requirements.txt ]]; then
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REQ_TMP="$(mktemp)"
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awk 'BEGIN{IGNORECASE=0} {
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line=$0; trimmed=line; gsub(/^[ \t]+/,"",trimmed);
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if (trimmed ~ /^#/ || trimmed ~ /^$/) { print line; next }
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if (ENVIRON["FILTER_MLX"] && trimmed ~ /^mlx([ \t]|[><=]|$)/) { next }
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if (ENVIRON["FILTER_MLX_LM"] && trimmed ~ /^mlx-lm([ \t]|[><=]|$)/) { next }
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print line
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}' FILTER_MLX=$([[ -n "$CUSTOM_MLX_WHEEL" ]] && echo 1) FILTER_MLX_LM=$([[ -n "$CUSTOM_MLX_LM_WHEEL" ]] && echo 1) requirements.txt > "$REQ_TMP"
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REQ_FILE="$REQ_TMP"
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fi
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if [[ -f "$REQ_FILE" ]]; then
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"$SYS_PY" -m pip download -r "$REQ_FILE" -d "$WHEELS_DIR" \
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--only-binary=:all: --implementation cp --platform "$TARGET_PLATFORM" \
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--python-version "${TARGET_PY_VERSION}" --abi "$TARGET_ABI" ${PIP_ARGS:-}
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fi
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if [[ "${REQ_FILE}" != "requirements.txt" ]]; then
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rm -f "$REQ_FILE"
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fi
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[[ -z "$CUSTOM_MLX_WHEEL" ]] || cp "$CUSTOM_MLX_WHEEL" "$WHEELS_DIR/"
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[[ -z "$CUSTOM_MLX_LM_WHEEL" ]] || cp "$CUSTOM_MLX_LM_WHEEL" "$WHEELS_DIR/"
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echo "[1b] Building wheel for local package..."
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"$SYS_PY" -m pip wheel -w "$WHEELS_DIR" . ${PIP_ARGS:-}
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echo "[2/3] Unpacking wheels into vendor..."
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shopt -s nullglob
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for whl in "$WHEELS_DIR"/*.whl; do
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unzip -oq "$whl" -d "$VENDOR_DIR"
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done
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shopt -u nullglob
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if grep -Eqi '^\s*mlx([>=<]|\s|$)' "$ROOT_DIR/requirements.txt" 2>/dev/null; then
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if ! ls "$WHEELS_DIR"/mlx-*.whl >/dev/null 2>&1; then
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echo >&2
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echo "ERROR: No mlx wheel was downloaded for TARGET_PY_VERSION=${TARGET_PY_VERSION}." >&2
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echo "MLX publishes wheels only for select Python versions (typically 3.11/3.12)." >&2
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echo "Use TARGET_PY_VERSION=3.12 (or 3.11) or disable VENDOR_VIA_WHEELS to build from source." >&2
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exit 1
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fi
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fi
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else
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echo "[1/3] Installing/Upgrading pip in external Python..."
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"$PY" - <<'PY'
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import ensurepip, sys
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try:
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ensurepip.bootstrap()
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except Exception:
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pass
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PY
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"$PY" -m pip install --upgrade pip setuptools wheel ${PIP_ARGS:-}
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echo "[2/3] Installing project dependencies into: $VENDOR_DIR"
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if [[ -f requirements.txt ]]; then
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if [[ -n "$CUSTOM_MLX_WHEEL" || -n "$CUSTOM_MLX_LM_WHEEL" ]]; then
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REQ_TMP="$(mktemp)"
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awk 'BEGIN{IGNORECASE=0} {
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line=$0; trimmed=line; gsub(/^[ \t]+/,"",trimmed);
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if (trimmed ~ /^#/ || trimmed ~ /^$/) { print line; next }
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if (ENVIRON["FILTER_MLX"] && trimmed ~ /^mlx([ \t]|[><=]|$)/) { next }
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if (ENVIRON["FILTER_MLX_LM"] && trimmed ~ /^mlx-lm([ \t]|[><=]|$)/) { next }
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print line
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}' FILTER_MLX=$([[ -n "$CUSTOM_MLX_WHEEL" ]] && echo 1) FILTER_MLX_LM=$([[ -n "$CUSTOM_MLX_LM_WHEEL" ]] && echo 1) requirements.txt > "$REQ_TMP"
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"$PY" -m pip install --target "$VENDOR_DIR" -r "$REQ_TMP" ${PIP_ARGS:-}
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rm -f "$REQ_TMP"
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else
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"$PY" -m pip install --target "$VENDOR_DIR" -r requirements.txt ${PIP_ARGS:-}
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fi
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fi
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echo "[2/3b] Installing mlxk2 package into vendor..."
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"$PY" -m pip install --upgrade --force-reinstall --target "$VENDOR_DIR" . ${PIP_ARGS:-}
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if [[ -n "$CUSTOM_MLX_WHEEL" ]]; then
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echo "[opt] Installing custom MLX wheel into vendor..."
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"$PY" -m pip install --target "$VENDOR_DIR" --force-reinstall "$CUSTOM_MLX_WHEEL" ${PIP_ARGS:-}
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fi
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if [[ -n "$CUSTOM_MLX_LM_WHEEL" ]]; then
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echo "[opt] Installing custom MLX-LM wheel into vendor..."
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"$PY" -m pip install --target "$VENDOR_DIR" --force-reinstall "$CUSTOM_MLX_LM_WHEEL" ${PIP_ARGS:-}
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fi
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fi
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# -----------------------------------------------------------------------------
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# Launcher
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# -----------------------------------------------------------------------------
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echo "[3/3] Writing launcher: $OUT_DIR/$APP_NAME"
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cat > "$OUT_DIR/$APP_NAME" <<'SH'
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#!/usr/bin/env bash
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set -euo pipefail
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SELF_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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VENDOR_DIR="$SELF_DIR/_vendor"
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PY="${MLXK_PYTHON:-}"
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if [[ -z "$PY" && -n "${RESOURCES_PATH:-}" && -x "$RESOURCES_PATH/python/bin/python3" ]]; then
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PY="$RESOURCES_PATH/python/bin/python3"
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fi
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if [[ -z "$PY" && -x "$SELF_DIR/python/bin/python3" ]]; then
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PY="$SELF_DIR/python/bin/python3"
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fi
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if [[ -z "$PY" && -x "$SELF_DIR/../python/bin/python3" ]]; then
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PY="$SELF_DIR/../python/bin/python3"
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fi
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if [[ -z "$PY" ]]; then
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PY="$(command -v python3)"
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fi
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if [[ "${1:-}" == "--python-info" ]]; then
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shift || true
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"$PY" - <<'PY'
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import sys, json
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print(json.dumps({
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"python_version": sys.version.split(" (", 1)[0],
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"executable": sys.executable,
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"prefix": sys.prefix,
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"base_prefix": getattr(sys, "base_prefix", None),
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"platform": sys.platform
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}, indent=2))
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PY
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exit 0
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fi
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if [[ "${1:-}" == "--mlx-info" || "${1:-}" == "--pkg-info" ]]; then
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cmd="$1"; shift || true
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pkg="mlx"
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if [[ "$cmd" == "--pkg-info" ]]; then
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pkg="${1:-mlx}"; shift || true
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fi
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"$PY" - <<PY
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import json, importlib, sys, os
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pkg = ${pkg@P}
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try:
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mod = importlib.import_module(pkg)
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version = None
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try:
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import importlib.metadata as md
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try:
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version = md.version(pkg)
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except Exception:
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version = None
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except Exception:
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pass
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if version is None:
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version = getattr(mod, "__version__", None)
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dist_info_dir = None
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try:
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import importlib.metadata as md
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dist = md.distribution(pkg)
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files = list(dist.files or [])
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for f in files:
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if str(f).endswith("METADATA"):
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dist_info_dir = os.fspath(dist.locate_file(f))
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dist_info_dir = os.path.dirname(dist_info_dir)
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break
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except Exception:
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dist_info_dir = None
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print(json.dumps({
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"package": pkg,
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"version": version,
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"module_file": getattr(mod, "__file__", None),
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"dist_info": dist_info_dir,
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}, indent=2))
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except Exception as e:
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print(json.dumps({"error": str(e)}))
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sys.exit(2)
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PY
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exit 0
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fi
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if [[ "${1:-}" == "--check-mlx-stack" ]]; then
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"$PY" - <<'PY'
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import json
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out = {"ok": False, "mlx": None, "mlx_lm": None, "error": None}
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try:
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import importlib
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mlx = importlib.import_module("mlx")
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out["mlx"] = {
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"version": getattr(mlx, "__version__", None),
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"file": getattr(mlx, "__file__", None),
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}
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try:
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mlx_lm = importlib.import_module("mlx_lm")
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out["mlx_lm"] = {
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"version": getattr(mlx_lm, "__version__", None),
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"file": getattr(mlx_lm, "__file__", None),
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}
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except Exception as exc:
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out["error"] = f"import mlx_lm failed: {exc}"
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print(json.dumps(out, indent=2))
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raise SystemExit(2)
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out["ok"] = True
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print(json.dumps(out, indent=2))
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except Exception as exc:
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out["error"] = str(exc)
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print(json.dumps(out, indent=2))
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raise SystemExit(2)
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PY
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exit 0
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fi
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export PYTHONNOUSERSITE=1
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if [[ -n "${PYTHONPATH:-}" ]]; then
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export PYTHONPATH="$VENDOR_DIR:$PYTHONPATH"
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else
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export PYTHONPATH="$VENDOR_DIR"
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fi
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exec "$PY" -m mlxk2.cli "$@"
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SH
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chmod +x "$OUT_DIR/$APP_NAME"
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cp -f LICENSE "$OUT_DIR/" 2>/dev/null || true
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echo "Built external-Python dist at: $OUT_DIR"
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echo "Quick test:"
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echo " $OUT_DIR/$APP_NAME --python-info"
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echo " $OUT_DIR/$APP_NAME --check-mlx-stack"
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echo " MLXK_PYTHON=\"/path/to/MyApp.app/Contents/Resources/python/bin/python3\" \\
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$OUT_DIR/$APP_NAME --version"
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# -----------------------------------------------------------------------------
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# Package tarball for distribution (unless skipped)
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# -----------------------------------------------------------------------------
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if [[ "${SKIP_TAR:-0}" != "1" ]]; then
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TAR_BASE="$APP_NAME"
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if [[ -n "${VERSION:-}" ]]; then
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TAR_BASE="$TAR_BASE-${VERSION}"
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fi
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TAR_NAME="${ARCHIVE_NAME:-${TAR_BASE}.tgz}"
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echo "[package] Creating $ART_DIR/$TAR_NAME"
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tar -C "$OUT_ROOT" -czf "$ART_DIR/$TAR_NAME" "$APP_NAME"
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echo "Created: $ART_DIR/$TAR_NAME"
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fi
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