pyceo/ceo_common/model/Config.py

from configparser import ConfigParser
import os
from typing import Union

from zope.interface import implementer

from ceo_common.interfaces import IConfig


@implementer(IConfig)
class Config:
    def __init__(self, config_file: Union[str, None] = None):
        if config_file is None:
            config_file = os.environ.get('CEOD_CONFIG', '/etc/csc/ceod.ini')
        self.config = ConfigParser()
        self.config.read(config_file)

    def get(self, key: str) -> str:
        section, subkey = key.split('_', 1)
        if section in self.config:
            return self.config[section][subkey]
        return self.config['DEFAULT'][key]