added few changes and folder

app.py

@@ -147,6 +147,9 @@ def process_folders(folder_paths, progress=gr.Progress()):
     all_json_paths = []
     all_errors = []
     
+    # Ensure we don't process more than 5 folders
+    folder_paths = folder_paths[:5]
+    
     for i, folder_path in enumerate(folder_paths):
         progress(i/len(folder_paths), desc=f"Processing folder {i+1}/{len(folder_paths)}")
         json_data, json_path, errors = process_folder(folder_path, progress)
@@ -319,20 +322,20 @@ Respond with ONLY the CSV data (including header ONLY in the first chunk).
     )
 
 # Gradio interface
-with gr.Blocks(title="Hindi Electrol Processing") as demo:
-    gr.Markdown("## 📄 Hindi Electrol PDF Folder Processor")
+with gr.Blocks(title="Hindi PDF Folder Processor with LLM API") as demo:
+    gr.Markdown("## 📄 Hindi PDF Folder Processor with LLM API")
     gr.Markdown("Process folders of PDFs to extract text and convert to structured CSV using LLM")
     
     with gr.Tab("PDF Processing"):
         with gr.Row():
             with gr.Column():
                 folder_input = gr.File(
-                    label="Upload Folder(s) (Up to 5)", 
-                    file_count="directory",
-                    file_types=["folder"],
-                    max_files=5
+                    label="Upload Folder(s) (Select multiple)", 
+                    file_count="multiple",
+                    file_types=[".pdf"]
                 )
                 pdf_submit = gr.Button("Process PDF Folders")
+                gr.Markdown("Note: Please select multiple folders (up to 5) containing PDFs")
             
             with gr.Column():
                 json_display = gr.JSON(label="Extracted JSON Data")
@@ -356,9 +359,24 @@ with gr.Blocks(title="Hindi Electrol Processing") as demo:
                 api_debug = gr.Textbox(label="Debug Information", visible=False)
                 api_status = gr.Textbox(label="API Status", visible=False)
     
+    def process_selected_folders(files):
+        # Filter out non-directory files and limit to 5 folders
+        folder_paths = []
+        for file_info in files:
+            file_path = file_info.name
+            if os.path.isdir(file_path):
+                folder_paths.append(file_path)
+            if len(folder_paths) >= 5:
+                break
+        
+        if not folder_paths:
+            return None, None, "No valid folders selected or found in the upload"
+        
+        return process_folders(folder_paths)
+    
     # PDF Processing
     pdf_submit.click(
-        process_folders,
+        process_selected_folders,
         inputs=[folder_input],
         outputs=[json_display, json_download, pdf_errors]
     )