Update app.py

app.py

@@ -4,7 +4,8 @@ import os
 import re
 from rdkit import Chem
 
-from rdkit.Chem.Draw import rdMolDraw2D
+
+from rdkit.Chem import Draw
 import tempfile
 import uuid
 
@@ -49,7 +50,7 @@ def process_chemfig(text):
            mol=Chem.MolFromSmiles(match)
 
            if mol:
-                d = rdMolDraw2D.MolDraw2DCairo(500,500)
+                d = Draw.rdMolDraw2D.MolDraw2DCairo(500,500)
                 d.DrawMolecule(mol)
                 d.FinishDrawing()
                 image_filename = str(uuid.uuid4()) + '.png'