Update app.py

app.py

@@ -58,16 +58,14 @@ def unzip_and_find_jpgs(file_path):
 
 def process_images(uploaded_file):
     global results_df
-    results_df = results_df.iloc[0:0]  # Clear the DataFrame if re-running this cell
-
+    if uploaded_file is None:
+        results_df = results_df.iloc[0:0]  # Clear the DataFrame
+        return "", ""  # Return empty outputs if no file is uploaded
     file_path = uploaded_file.name  # Gradio provides the file path through the .name attribute
-
     try:
         image_files = unzip_and_find_jpgs(file_path)
-
         if not image_files:
             return "No JPG files found in the zip."
-
         for file_path in image_files:
             extracted_text, translated_text = batch_process_documents(file_path, "image/jpeg")
             new_row = pd.DataFrame([{
@@ -78,15 +76,10 @@ def process_images(uploaded_file):
             results_df = pd.concat([results_df, new_row], ignore_index=True)
     except Exception as e:
         return f"An error occurred: {str(e)}"
-
     html_output = results_df.to_html()
-
-    # Save DataFrame to a temporary CSV file for download
-    temp_file = tempfile.NamedTemporaryFile(delete=False, suffix=".csv")  # Create a temp file
-    results_df.to_csv(temp_file.name, index=False)  # Save DataFrame to CSV
-    temp_file.close()  # Close the file
-
-    # Return HTML and the path to the CSV file
+    temp_file = tempfile.NamedTemporaryFile(delete=False, suffix=".csv")
+    results_df.to_csv(temp_file.name, index=False)
+    temp_file.close()
     return html_output, temp_file.name
 
 with gr.Blocks() as interface: