import os
import sys
# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
# 測試
print(sys.path)
sys.path.insert(0, os.path.join(BASE_DIR, 'apps'))
sys.path.insert(0, os.path.join(BASE_DIR, 'extra_apps'))
# 測試
print(sys.path)
['F:\\django\\c0ks5j\\xxx', ...]
['F:\\django\\c0ks5j\\extra_apps', 'F:\\django\\c0ks5j\\apps','F:\\django\\c0ks5j\\xxx', ...]