build.py

#!/usr/bin/env python3
"""Build a standalone executable from gui.py using PyInstaller."""

import os
import platform
import shutil
import subprocess
import sys
from pathlib import Path


def get_separator() -> str:
    return ";" if platform.system() == "Windows" else ":"


def main() -> int:
    sep = get_separator()
    work_dir = Path("build").resolve()
    dist_dir = Path("dist").resolve()

    # Clean previous build artifacts so the test is deterministic.
    if work_dir.exists():
        shutil.rmtree(work_dir)
    if dist_dir.exists():
        shutil.rmtree(dist_dir)

    args = [
        sys.executable,
        "-m",
        "PyInstaller",
        "--onefile",
        "--noconsole",
        "--name",
        "TVVideoChapterTool",
        "--collect-data",
        "customtkinter",
        "--hidden-import",
        "customtkinter",
        "--hidden-import",
        "PIL.Image",
        "--hidden-import",
        "yaml",
        "--add-data",
        f"config.yaml{sep}.",
        "--add-data",
        f"README.md{sep}.",
        "--clean",
        "gui.py",
    ]

    print("Running:", " ".join(args))
    result = subprocess.run(args, check=False)
    return result.returncode


if __name__ == "__main__":
    sys.exit(main())