# 程序目录添加到系统环境变量

import os

import sys

import platform

if platform.system() == "Windows":

    #join 把后面列表的内容以“\”为分隔符 重新组成字符串

    BASE_DIR = "\\".join(os.path.abspath(os.path.dirname(__file__)).split("\\")[:-1])

    print(BASE_DIR)

else:

    BASE_DIR = "/".join(os.path.abspath(os.path.dirname(__file__)).split("/")[:-1])

sys.path.insert(0,BASE_DIR)

#C:\Users\L\PycharmProjects\s14\preview\Day_12

database_path = os.path.join(BASE_DIR,"database")

print(database_path)

#C:\Users\L\PycharmProjects\s14\preview\Day_12\database