debug

app.py

@@ -990,11 +990,16 @@ def process_input(
                 #summary += f"Aromatic Cycles: {', '.join(aromatic_cycles)}\n"
             
             if structure_files:
-                summary += "\n3D Structures Generated:\n"
-                for filepath in structure_files:
-                    summary += f"- {os.path.basename(filepath)}\n"
+                szip_path = os.path.join(temp_dir, "structures.zip")
+                with zipfile.ZipFile(zip_path, "w") as zf:
+                    for fpath in structure_files:
+                        zf.write(fpath, os.path.basename(fpath))
+                # return the single ZIP instead of a list of SDFs:
+                return summary, img_cyclic, img_linear, zip_path
+            else:
+                return summary, img_cyclic, img_linear, None
             
-            return summary, img_cyclic, img_linear, structure_files if structure_files else []
+            #return summary, img_cyclic, img_linear, structure_files if structure_files else []
             
         except Exception as e:
             return f"Error processing SMILES: {str(e)}", None, None, []
@@ -1087,7 +1092,7 @@ iface = gr.Interface(
         ),
         gr.File(
             label="3D Structure Files",
-            file_count="multiple"
+            file_count=1
         )
     ],
     title="Peptide Structure Analyzer and Visualizer",