From 9296c416b955e67f6757b8e7c9eaeb5c6a8e4e2c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Correia?= <jfscorreia95@gmail.com>
Date: Tue, 15 Nov 2022 16:10:15 +0000
Subject: [PATCH] [FIX] _match_conditions returns False if smiles is None

---
 src/biocatalyzer/bioreactor.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/biocatalyzer/bioreactor.py b/src/biocatalyzer/bioreactor.py
index 730af4a..19d99e0 100644
--- a/src/biocatalyzer/bioreactor.py
+++ b/src/biocatalyzer/bioreactor.py
@@ -498,6 +498,8 @@ def _match_conditions(self, smiles: str):
         bool
             True if mol matches conditions to remove, False otherwise.
         """
+        if smiles is None:
+            return False
         if '*' in smiles:
             return False
         if self._min_atom_count > 0: