app/policy.py

@@ -36,7 +36,9 @@ class ExOTAPolicy():
       self.dkim_alignment_required = True
   
   def __str__(self):
-    return str(self.__dict__)
+    return "Tenant-ID={0}, DKIM={1}, DKIM-alignment-required={2}". format(
+      self.tenant_id, self.dkim_enabled, self.dkim_alignment_required 
+    )
 
   def get_tenant_id(self):
     return self.tenant_id