import os
import platform

is_linux = False
is_macos = False
is_windows = False

def check_os():
    os_type = platform.uname().system.lower()

    is_linux = os_type == "linux"
    is_macos = os_type == "darwin"
    is_windows = os_type == "windows"

    if is_linux or is_macos or is_windows:
        print(f"Running on {os_type}")
    else:
        print(f"Unsupported OS family: {os_type}")
        exit(1)


if __name__ == "__main__":
    check_os()