import os root_dir = r'pycococreatortools' # os.path.join(root_dir, str):将root_dir,str部分合成一个整体 print("执行结果:", os.path.join(root_dir, '_os_path_')) file_AP = 'E:\COVID-19CTimageAnal\pycococreator\os.py' # os.path.split()返回文件的路径和文件名 dir, _filename=os.path.split(file_AP) print("dir:", dir, "_filename:", _filename) #os.path.splitext()将文件名和扩展名分开 filename_, suffix=os.path.splitext(_filename) print("filename_:", filename_, "suffix:", suffix)
# 输出 执行结果: pycococreatortools\_os_path_ dir: E:\COVID-19CTimageAnal\pycococreator _filename: os.py filename_: os suffix: .py