python获取当前用户home目录和username

# coding:utf-8

import getpass
import datetime
import os
user_name=getpass.getuser()
print(user_name)
# 获取当前用户的home目录
current_user_home=os.path.expanduser("~")
print("当前用户的home目录："+current_user_home)

insert_data="hello-"+str(datetime.date.today())+user_name
print(insert_data)

whole_path=current_user_home+'/aaa.txt'
print(whole_path)
with open(whole_path, "w") as file:
    file.write(insert_data)