Bug fixed discount Tangsel saat SPPT 2022 tidak ada

sismiop/services/tangsel.py

@@ -51,10 +51,11 @@ class Inquiry(BaseInquiry):
         Sppt = self.get_invoice_model()
         q = DBSession.query(Sppt)
         q = self.get_filter_op(q)
-        q = q.filter(
-                Sppt.thn_pajak_sppt == '2022',
-                Sppt.status_pembayaran_sppt != '1')
-        return q.first()
+        q = q.filter_by(thn_pajak_sppt='2022')
+        row = q.first()
+        if row:
+            return row.status_pembayaran_sppt != '1'
+        return True
 
     def hitung_denda(self):  # Override
         super().hitung_denda()