Update app.py

app.py

@@ -15,6 +15,25 @@ device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
 batch_size = 512
 
 
+import zipfile
+import os
+
+def unzip_file(zip_path, extract_path):
+    # Create the target directory if it doesn't exist
+    os.makedirs(extract_path, exist_ok=True)
+    
+    # Open the zip file
+    with zipfile.ZipFile(zip_path, 'r') as zip_ref:
+        # Extract all contents to the specified directory
+        zip_ref.extractall(extract_path)
+
+# Example usage
+zip_path = "sample_evaluation.zip"
+extract_path = "sample_evaluation"
+unzip_file(zip_path, extract_path)
+
+
+
 def encode_database(model, df: pd.DataFrame) -> np.ndarray :
     """
     Process database images and generate embeddings.