python获取文件路径、文件名、后缀名的实例

def jwkj_get_filePath_fileName_fileExt(filename):
  (filepath,tempfilename) = os.path.split(filename);
  (shotname,extension) = os.path.splitext(tempfilename);
  return filepath,shotname,extension

path=jwkj_get_filePath_fileName_fileExt(url_txt.name)[0]