Fix molecule deletion issue

scbirlab · Sep 22, 2024 · 7eb67f7 · 7eb67f7
1 parent 11f8c69
commit 7eb67f7
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/bin/metabolism/connect-metabolites.py b/bin/metabolism/connect-metabolites.py
@@ -28,8 +28,12 @@ def _clean_smiles_list(smiles: str) -> str:
     smiles = smiles.replace(".[H+].", "").replace(".[H+]", "").replace("[H+].", "")
     mol = MolFromSmiles(smiles)
     for remover in removers:
-        mol = remover(mol)
-    return MolToSmiles(mol)
+        if mol is not None:
+            mol = remover(mol)
+    if mol is not None:
+        return MolToSmiles(mol)
+    else:
+        return ''
 
 
 def clean_metabolites(table: pd.DataFrame,