alnn_rewrite/utils/config.py

# This file serves as a singleton for the configuration settings of the project

import tomllib
import os
import pathlib as pl
from typing import Any


def get_config() -> dict[str, Any]:
    """
    Load the configuration file and return the settings as a dictionary.
    """
    match os.getenv("ANN_CONFIG_PATH"):
        case None:
            config_path = pl.Path(__file__).parent.parent / "config.toml"
        case str(path):
            config_path = pl.Path(path)

    if not config_path.exists():
        raise FileNotFoundError(f"Config file not found at {config_path}")
    with open(config_path, "rb") as f:
        config = tomllib.load(f)

    return config


config = get_config()