python 获取当前目录上一级 python获取当前目录文件

Python获取当前文件夹下的目录和文件

# !/usr/bin/env python
 # -*-coding:utf-8-*-
 """
 Copyright(c)2018
 file:     sambaCenter.py
 author:   
 date:     2018/11/24
 version:  1.0
 describe: 
 """import os
 import subprocess class CFileInfo(object):
     def __int__(self):
         self.fileType = 0  # 0:dir 1:file
         self.fileName = ""
         self.fileSize = 0  # Byte# ,if dir 0
         self.parentDir = ""  # "/home/10001"class CSambaCenter(object):
     def __init__(self)：           pass
    def __list_dir(self, dir):
         """
         获取指定用户指定目录下的当前层级的子目录和文件
         :param dir: 指定目录'/home/10001'，若为文件则返回文件详情
         :return: 文件和文件夹的list详情，若失败，则返回None
         """
         try:
             if not os.path.exists(dir) or dir is None:
                 print("error path not exist ro param  illegal")
                 return None            fileInfoList = []
             if os.path.isdir(dir):
                 dir_list = os.listdir(dir)
                 for cur_file in dir_list:
                     if cur_file[0] == '.':  # 排除隐藏文件和文件夹
                         pass
                     path = os.path.join(dir, cur_file)
                     if os.path.isfile(path):
                         # print("{0}: is file".format(cur_file))
                         fileInfo = CFileInfo()
                         fileInfo.fileName = cur_file
                         fileInfo.fileSize = os.path.getsize(path)
                         fileInfo.parentDir = dir
                         fileInfo.fileType = 1
                         fileInfoList.append(fileInfo)
                     if os.path.isdir(path):
                         # print("{0}: is dir".format(cur_file))
                         fileInfo = CFileInfo()
                         fileInfo.fileName = cur_file
                         fileInfo.parentDir = dir
                         fileInfoList.append(fileInfo)
             if os.path.isfile(dir):
                 fileInfo = CFileInfo()
                 fileInfo.fileName = os.path.splitext(dir)[0]
                 fileInfo.fileSize = os.path.getsize(dir)
                 fileInfo.parentDir = os.path.dirname(dir)
                 fileInfo.fileType = 1
                 fileInfoList.append(fileInfo)            return fileInfoList
        except Exception as e:
             print(e)
             return None 
    def getDirs(self, userId, dir="/home/27711"):
         """
         获取指定用户指定目录下的当前层级的子目录和文件
         :param userId:工号如10001
         :param dir:指定目录,若为文件则返回文件详情
         :return:目录和文件的list
         """
         return self.__list_dir(dir)     def getAllDirs(self, userId, dir="/home"):
         """
         获取指定用户指定目录下的全部目录和文件
         :param userId:用户ID
         :param dir:指定目录，若为文件则返回文件详情
         :return:目录和文件的list
         """
         try:
             if not os.path.exists(dir) or dir is None:
                 print("error path not exist ro param  illegal")
                 return None            listFilesInfo = []
             for dirpath, dirs, files in os.walk(dir):
                 for dirname in dirs:
                     if dirname[0] == '.':  # 剔除隐藏
                         pass
                     fileInfo = CFileInfo()
                     fileInfo.fileName = dirname
                     fileInfo.parentDir = dirpath
                     listFilesInfo.append(fileInfo)
                 for file in files:
                     if file[0] == '.':  # 剔除隐藏
                         pass
                     fileInfo = CFileInfo()
                     fileInfo.fileType = 1
                     fileInfo.fileSize = os.path.getsize(file)
                     fileInfo.fileName = file
                     fileInfo.parentDir = dirpath
                     listFilesInfo.append(fileInfo)
             return listFilesInfo
         except Exception as e:
             print(e)
             return None

文件数多的情况下，性能上，一次性获取全部的文件和文件夹不建议直接去文件系统读取，建议分级加载，提升用户体验，有应用层控制展示情形