install.py

import importlib.metadata
import os
import subprocess
import sys


def install_requirements():
    requirements_path = os.path.join(
        os.path.dirname(os.path.realpath(__file__)), "requirements.txt"
    )

    with open(requirements_path) as f:
        required = f.read().splitlines()

    installed = {
        dist.metadata["Name"]: dist.version
        for dist in importlib.metadata.distributions()
    }
    missing = [pkg for pkg in required if pkg.split(">=")[0] not in installed]

    if missing:
        print(f"Installing missing packages: {', '.join(missing)}")
        subprocess.check_call([sys.executable, "-m", "pip", "install", *missing])
        print("All requirements installed successfully!")
    else:
        print("All requirements already satisfied!")


if __name__ == "__main__":
    install_requirements()