file_os

# _*_ coding:utf-8 _*_
# @Time     :2020/1/8 23:33
# @Author   :dery
# @File     :file_operate.py
# @Software :PyCharm
'''
源文件： c:\p1\girl.jpg
目标文件：c:\p2\girl.jpg

'''
import os
# 文件的复制
# with open(r'D:\pythoncode\p1\girl.jpg', 'rb') as stream:
#     container = stream.read()
#     print(stream.name)
#     file = stream.name
#     filename = file[file.rfind('\\')+1:]
#     print(filename)
#     with open(r'D:\pythoncode\p2\girl.jpg', 'wb') as wstream:
#         wstream.write(container)
# print('文件复制')

# 获取路径
# path = os.path.dirname(__file__)        # 获取当前文件所在的文件目录（绝对路径）
# print(path)
# result = os.path.join(path, 'a1.jpg')   # 返回的是一个拼接后的新的路径
# r = os.path.isabs(r'D:\pythoncode\p1\girl.jpg')
# print(r)
# r = os.path.isabs(r'../girl.jpg')
# print(r)

# 通过相对路径获取绝对路径
# path = os.path.abspath('girl.jpg')
# print(path)

# 获取当前文件的绝对路径
# path = os.path.abspath(__file__)
# print(path)

# 获取当前文件所在目录的绝对路径
# path = os.getcwd()  # 类似os.path.dirname(__file__)
# print(path)

# 获取文件名称
# result = os.path.split(path)
# print(result[1])

# 获取文件扩展名
# result = os.path.splitext(path)
# print(result)

# 获取文件大小,单位是字节
# result = os.path.getsize(path)
# print(result)

# 返回指定目录下所有的文件及文件夹，保存在列表中
# all = os.listdir(r'D:\pythoncode\p1')
# print(all)

# 创建文件夹
# if not os.path.exists(r'D:\pythoncode\p3'):
#     f = os.mkdir(r'D:\pythoncode\p3')
#     print(f)

# 删除文件夹，只能删除空文件夹
# f = os.rmdir(r'D:\pythoncode\p3')
# print(f)
# path = r'D:\pythoncode\p3'
# file_list = os.listdir(path)
# for file in file_list:
#     path1 = os.path.join(path, file)
#     os.remove(path1)
# else:
#     os.rmdir(path)
# print('删除成功')

# 切换目录
f = os.chdir(r'D:\pythoncode\p2')
print(f)
path = os.getcwd()
print(path)