Python: 读取目录下的所有内容

import os
from pathlib import Path

def list_files(directory):
    """列出目录下所有文件"""
    path = Path(directory)
    for item in path.iterdir():
        if item.is_file():
            print(f"文件: {item}")
        elif item.is_dir():
            print(f"目录: {item}")
            list_files(item)  # 递归遍历子目录

def read_file(filename):
    """读取文件内容"""
    with open(filename, 'r', encoding='utf-8') as f:
        content = f.read()
        print(f"文件内容:\n{content}")

def write_file(filename, content):
    """写入文件内容"""
    with open(filename, 'w', encoding='utf-8') as f:
        f.write(content)
        print(f"内容已写入: {filename}")

if __name__ == '__main__':
    # 示例用法
    directory = "example_dir"
    list_files(directory)

from pathlib import Path

# 列出所有文件
path = Path('example_dir')
for file in path.glob('**/*'):  # ** 表示递归搜索
    print(file)

# 按扩展名过滤
for file in path.glob('**/*.txt'):
    print(f"文本文件: {file}")

import os

for root, dirs, files in os.walk('example_dir'):
    print(f"当前目录: {root}")
    print(f"子目录: {dirs}")
    print(f"文件: {files}")