Python自动化实现批量重命名文件

import os

def batch_rename(folder_path, prefix):
    """
    批量重命名文件
    folder_path: 文件夹路径
    prefix: 新文件名前缀
    """
    # 获取文件夹内所有文件
    files = os.listdir(folder_path)
    
    # 过滤出图片文件
    image_files = [f for f in files if f.endswith(('.jpg', '.png', '.jpeg'))]
    
    # 排序，确保顺序一致
    image_files.sort()
    
    # 批量重命名
    for index, old_name in enumerate(image_files, start=1):
        # 获取文件扩展名
        ext = os.path.splitext(old_name)[1]
        
        # 生成新文件名
        new_name = f"{prefix}_{index:03d}{ext}"
        
        # 构建完整路径
        old_path = os.path.join(folder_path, old_name)
        new_path = os.path.join(folder_path, new_name)
        
        # 重命名
        os.rename(old_path, new_path)
        print(f"{old_name} -> {new_name}")

# 使用示例
folder = "/Users/你的用户名/Downloads/下载文件夹"
batch_rename(folder, "项目截图")

from datetime import datetime

def rename_with_timestamp(folder_path):
    files = os.listdir(folder_path)
    today = datetime.now().strftime("%Y%m%d")
    
    for index, old_name in enumerate(files, start=1):
        ext = os.path.splitext(old_name)[1]
        new_name = f"{today}_{index:03d}{ext}"
        # ... 重命名代码

import re

def rename_with_regex(folder_path, pattern, replacement):
    """使用正则替换文件名中的特定内容"""
    files = os.listdir(folder_path)
    
    for old_name in files:
        new_name = re.sub(pattern, replacement, old_name)
        if new_name != old_name:
            # ... 重命名代码

import os
import shutil

def safe_batch_rename(folder_path, prefix):
    files = [f for f in os.listdir(folder_path) 
             if os.path.isfile(os.path.join(folder_path, f))]
    files.sort()
    
    renamed = []
    for index, old_name in enumerate(files, start=1):
        ext = os.path.splitext(old_name)[1]
        new_name = f"{prefix}_{index:03d}{ext}"
        
        old_path = os.path.join(folder_path, old_name)
        new_path = os.path.join(folder_path, new_name)
        
        # 避免覆盖已有文件
        if os.path.exists(new_path):
            print(f"跳过：{new_name} 已存在")
            continue
            
        try:
            os.rename(old_path, new_path)
            renamed.append((old_name, new_name))
            print(f"✓ {old_name} -> {new_name}")
        except Exception as e:
            print(f"✗ {old_name} 失败: {e}")
    
    print(f"\n完成！共处理 {len(renamed)} 个文件")
    return renamed