import os

home_dir = os.path.expanduser("~")

conf_dir = "python-course-home-dir-conf"
conf_dir_path = os.path.join(home_dir, conf_dir)
os.makedirs(conf_dir_path, exist_ok=True)

conf_file_name = "message.conf"
conf_file_path = os.path.join(conf_dir_path, conf_file_name)
print(conf_dir_path)

DEFAULT_MESSAGE = "Change me!"
if os.path.exists(conf_file_path):
    with open(conf_file_path) as msg_file:
        message = msg_file.read()
        print(f"Configured message: {message}")
else:
    with open(conf_dir_path, "w") as msg_file:
        msg_file.write(DEFAULT_MESSAGE)
        print(f"Message set!")