Python之路径处理

 1 import os                                  # 导入 os 包
 2 
 3 """获取当前运行文件所在文件夹的路径01"""
 4 current_dir = os.getcwd()                 # 无参数
 5 print(current_dir)                        # 当前运行文件的上一级目录，输出：D:\soft\pycharm\Project_Script\基础
 6 
 7 """绝对路径"""
 8 print(os.path.abspath(__file__))
 9 print(os.path.realpath(__file__))        # 都输出：D:\soft\pycharm\Project_Script\基础\路径处理.py
10 
11 """获取当前运行文件所在文件夹的路径02"""
12 path = os.path.abspath(__file__)
13 print(os.path.dirname(path))            # 输出：D:\soft\pycharm\Project_Script\基础

1 import os
2 
3 # 获取当前文件的上一级目录
4 path_dir = os.path.dirname(os.path.abspath(__file__))        # path_dir = os.getcwd()
5  
6 # 路径拼接
7 data_path = os.path.join(path_dir, ‘data‘)
8 print(data_path)                                             # 输出：D:\soft\pycharm\Project_Script\基础\data