79 lines
2.6 KiB
Python
79 lines
2.6 KiB
Python
import os
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import shutil
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import psutil
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class DirectoryManager:
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def __init__(self, config):
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"""
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初始化目录管理器
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Args:
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config: 配置对象，包含输入和输出目录等信息
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"""
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self.config = config
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def clean_output_dir(self):
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"""清理输出目录"""
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try:
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shutil.rmtree(self.config.output_dir)
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print(f"已清理输出目录: {self.config.output_dir}")
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except Exception as e:
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print(f"清理输出目录时发生错误: {str(e)}")
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raise
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def setup_output_dirs(self):
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"""创建必要的输出目录结构"""
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try:
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# 创建主输出目录
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os.makedirs(self.config.output_dir)
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# 创建过滤图像保存目录
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os.makedirs(os.path.join(self.config.output_dir, 'filter_imgs'))
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# 创建日志目录
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os.makedirs(os.path.join(self.config.output_dir, 'logs'))
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print(f"已创建输出目录结构: {self.config.output_dir}")
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except Exception as e:
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print(f"创建输出目录时发生错误: {str(e)}")
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raise
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def _get_directory_size(self, path):
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"""获取目录的总大小（字节）"""
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total_size = 0
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for dirpath, dirnames, filenames in os.walk(path):
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for filename in filenames:
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file_path = os.path.join(dirpath, filename)
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try:
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total_size += os.path.getsize(file_path)
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except (OSError, FileNotFoundError):
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continue
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return total_size
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def check_disk_space(self):
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"""检查磁盘空间是否足够"""
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# 获取输入目录大小
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input_size = self._get_directory_size(self.config.image_dir)
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# 获取输出目录所在磁盘的剩余空间
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output_drive = os.path.splitdrive(
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os.path.abspath(self.config.output_dir))[0]
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if not output_drive: # 处理Linux/Unix路径
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output_drive = '/home'
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disk_usage = psutil.disk_usage(output_drive)
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free_space = disk_usage.free
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# 计算所需空间（输入大小的10倍）
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required_space = input_size * 10
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if free_space < required_space:
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error_msg = (
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f"磁盘空间不足!\n"
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f"输入目录大小: {input_size / (1024**3):.2f} GB\n"
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f"所需空间: {required_space / (1024**3):.2f} GB\n"
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f"可用空间: {free_space / (1024**3):.2f} GB\n"
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f"在驱动器 {output_drive}"
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)
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raise RuntimeError(error_msg)
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