import sys
import os

CHAP_09__DIR = '../Chap_9__A_Pythonic_Object'
CHAP_10__DIR = '../Chap_10__Sequence_Hacking_Hashing_and_Slicing'
CHAP_11__DIR = '../Chap_11__Interfaces_From_Protocols_to_ABCs'

sys.path.append(os.path.dirname(CHAP_09__DIR))
sys.path.append(os.path.dirname(CHAP_10__DIR))
sys.path.append(os.path.dirname(CHAP_11__DIR))
