python 复识别U盘并且上传下载文件

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识别U盘并且复制内容到PC以及复制PC指定内容到U盘

 1 import win32file
 2 import shutil
 3 
 4 
 5 # 获取到所有的磁盘驱动
 6 def get_all_drives():
 7     drives = []
 8     sign = win32file.GetLogicalDrives()
 9     all_drives = ["A:\\", "B:\\", "C:\\", "D:\\", "E:\\", "F:\\", "G:\\", "H:\\", "I:\\",
10                   "J:\\", "K:\\", "L:\\", "M:\\", "N:\\", "O:\\", "P:\\", "Q:\\", "R:\\",
11                   "S:\\", "T:\\", "U:\\", "V:\\", "W:\\", "X:\\", "Y:\\", "Z:\\"]
12     for i in range(25):
13         if sign & 1 << i:
14             print(win32file.GetDriveType(all_drives[i]))
15             if win32file.GetDriveType(all_drives[i]) >= 1:
16                 drives.append(all_drives[i])
17     return drives
18 
19 
20 ret = get_all_drives()
21 print(ret)
22 
23 
24 # 判断是否是U盘
25 def get_u_disk(drives):
26     u_disk = []
27     for item in drives:
28         try:
29             free_bytes, total_bytes, total_free_bytes = win32file.GetDiskFreeSpaceEx(item)
30             # 转化成GB
31             if (free_bytes / 1024 / 1024 / 1024) < 32:
32                 u_disk.append(item)
33                 print('append')
34             else:
35                 print(free_bytes / 1024 / 1024 / 1024)
36         except:
37             break
38     return u_disk
39 
40 
41 lst = get_u_disk(ret)
42 
43 # 复制文件夹中的内容到U盘里
44 usb_path = lst[0] + "123\\"
45 pc_path = r"D:\python_project\tools"
46 
47 
48 def copy_folder_file():
49     shutil.copytree(pc_path, usb_path)
50 
51 
52 copy_folder_file()
53 # 复制文件到U盘 注意：路径需要存在也即下面的路径必须在U盘上存在名称为123文件夹才行
54 usb_path = lst[0] + "123\\"
55 pc_path = r"D:\exercise\new_exe.rar"
56 
57 
58 def copy_file():
59     shutil.copy(pc_path, usb_path)
60 
61 
62 copy_file()

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