rostran/core/settings.py

import os

CUR_DIR = os.path.dirname(os.path.abspath(__file__))
BASE_DIR = os.path.dirname(CUR_DIR)
ROOT = os.path.dirname(BASE_DIR)
RULES_DIR = os.path.join(BASE_DIR, "rules")
BIN_DIR = os.path.join(BASE_DIR, "bin")