Update app.py

app.py

@@ -39,6 +39,15 @@ def batch_process_documents(file_path: str, file_mime_type: str) -> tuple:
 
 def unzip_and_find_jpgs(file_path):
     extract_path = "extracted_files"
+    if os.path.exists(extract_path):
+        # Remove the directory and its contents to start fresh
+        for root, dirs, files in os.walk(extract_path, topdown=False):
+            for name in files:
+                os.remove(os.path.join(root, name))
+            for name in dirs:
+                os.rmdir(os.path.join(root, name))
+        os.rmdir(extract_path)
+
     os.makedirs(extract_path, exist_ok=True)
     jpg_files = []
     with zipfile.ZipFile(file_path, 'r') as zip_ref: