✨ add feat

optimized_file_handler.py

@@ -16,8 +16,10 @@ from pathlib import Path
 from PIL import Image
 import numpy as np
 
-from baidu_bos_manager import get_bos_manager
-from mongodb_manager import get_mongodb_manager
+# Optional external managers (BOS/Mongo) are disabled in minimal setup
+# Previously:
+# from baidu_bos_manager import get_bos_manager
+# from mongodb_manager import get_mongodb_manager
 
 logger = logging.getLogger(__name__)
 
@@ -31,8 +33,9 @@ class OptimizedFileHandler:
     SUPPORTED_IMAGE_FORMATS = {'.jpg', '.jpeg', '.png', '.gif', '.bmp', '.webp'}
     
     def __init__(self, local_storage_dir=None):
-        self.bos_manager = get_bos_manager()
-        self.mongodb_manager = get_mongodb_manager()
+        # In minimal setup, BOS and MongoDB are not used
+        self.bos_manager = None
+        self.mongodb_manager = None
         self.temp_files = set()  # 跟踪临时文件
         self.local_storage_dir = local_storage_dir or tempfile.gettempdir()
         
@@ -126,14 +129,14 @@ class OptimizedFileHandler:
             }
             
             # 如果有BOS管理器，也上传到BOS
-            if hasattr(self, 'bos_manager') and self.bos_manager:
+            if self.bos_manager:
                 bos_key = f"images/memory_{file_id}_{filename}"
                 bos_result = self._upload_to_bos_from_memory(file_content, bos_key, filename)
                 if bos_result:
                     metadata["bos_key"] = bos_key
                     metadata["bos_url"] = bos_result["url"]
             
-            if hasattr(self, 'mongodb_manager') and self.mongodb_manager:
+            if self.mongodb_manager:
                 self.mongodb_manager.store_file_metadata(metadata=metadata)
             
             logger.info(f"✅ 内存处理图像成功: {filename} ({len(file_content)} bytes)")
@@ -192,7 +195,7 @@ class OptimizedFileHandler:
                 }
                 
                 # 如果有BOS管理器，也上传到BOS
-                if hasattr(self, 'bos_manager') and self.bos_manager:
+                if self.bos_manager:
                     bos_key = f"images/temp_{file_id}_{filename}"
                     bos_result = self.bos_manager.upload_file(temp_path, bos_key)
                     if bos_result:
@@ -200,7 +203,7 @@ class OptimizedFileHandler:
                         metadata["bos_url"] = bos_result["url"]
                 
                 # 存储元数据到MongoDB
-                if hasattr(self, 'mongodb_manager') and self.mongodb_manager:
+                if self.mongodb_manager:
                     self.mongodb_manager.store_file_metadata(metadata=metadata)
                 
                 logger.info(f"✅ 临时文件处理图像成功: {filename} ({file_stat.st_size} bytes)")
@@ -282,6 +285,9 @@ class OptimizedFileHandler:
             
             with self.temp_file_context(suffix=ext, delete_on_exit=False) as temp_path:
                 # 从BOS下载文件
+                if not self.bos_manager:
+                    logger.warning("BOS manager is not available; skip download.")
+                    return None
                 success = self.bos_manager.download_file(bos_key, temp_path)
                 
                 if success:
@@ -298,15 +304,14 @@ class OptimizedFileHandler:
     def _upload_to_bos_from_memory(self, content: bytes, bos_key: str, filename: str) -> Optional[Dict[str, Any]]:
         """从内存直接上传到BOS"""
         try:
+            if not self.bos_manager:
+                return None
             # 创建临时文件用于上传
             with self.temp_file_context() as temp_path:
                 with open(temp_path, 'wb') as temp_file:
                     temp_file.write(content)
-                
-                # 上传到BOS
                 result = self.bos_manager.upload_file(temp_path, bos_key)
                 return result
-                
         except Exception as e:
             logger.error(f"❌ 内存上传到BOS失败: {filename}, {e}")
             return None

requirements.txt

@@ -1,5 +1,4 @@
 torch>=2.0.0
-torchvision>=0.15.0
 transformers>=4.30.0
 accelerate>=0.20.0
 faiss-cpu>=1.7.4
@@ -9,3 +8,4 @@ tqdm>=4.65.0
 flask>=2.3.0
 werkzeug>=2.3.0
 requests>=2.31.0
+safetensors>=0.4.0