replace pdb with pdb_path var

utils/handle_events.py

@@ -50,7 +50,7 @@ def show_pdb(batch, design, result):
     """
     if batch is None or design is None:
         return gr.update()
-    pdb_path= next(d["pdb"] for d in result if d["batch"] == int(batch) and d["design"] == int(design))
+    pdb_path= next(d["pdb_path"] for d in result if d["batch"] == int(batch) and d["design"] == int(design))
     with open(pdb_path, 'r') as f:
         pdb_str = f.read()
     return gr.update(value=f"Selected Batch: {batch}, Design: {design}, saved at {pdb_str}:\n {pdb_str}", visible=True)