import os
import openpyxl

# 设置文件大小阈值为50MB
FILE_SIZE_THRESHOLD = 50 * 1024 * 1024  # 50MB

# 初始化Excel工作簿
wb = openpyxl.Workbook()
ws = wb.active
ws.title = "Files larger than 50MB"
ws.append(["File Path", "Size (MB)"])

# 遍历C盘文件系统
for root, dirs, files in os.walk("C:\\"):
    for file in files:
        file_path = os.path.join(root, file)
        try:
            file_size = os.path.getsize(file_path)
            if file_size > FILE_SIZE_THRESHOLD:
                filesize=file_size / (1024 * 1024)
                ws.append([file_path,filesize])  # 以MB为单位记录文件大小
                print("文件路径：{},文件大小：{}",file_path,filesize)
        except (OSError, PermissionError):
            # 忽略无法访问的文件
            continue

# 保存结果到Excel文件
output_file = "D:\\large_files.xlsx"
wb.save(output_file)
print(f"结果已保存到 {output_file}")