import os
import sys
import subprocess

def update_repo():
    try:
        subprocess.check_call(["git", "pull"])
        print("Repository updated successfully.")
    except subprocess.CalledProcessError:
        print("Failed to update repository.")

if __name__ == "__main__":
    update_repo()
    
    # Run the main script
    main_script = os.path.join(os.path.dirname(__file__), "launch.py")
    sys.exit(subprocess.call([sys.executable, main_script] + sys.argv[1:]))