safer error class

2018-05-22 10:03:06 -04:00 · 2018-05-22 10:03:06 -04:00 · 3fb1840289
parent e484b7c25f
commit 3fb1840289
1 changed files with 4 additions and 3 deletions
--- a/stix2/datastore/init.py
+++ b/stix2/datastore/init.py
@ -40,7 +40,8 @@ class DataSourceError(Exception):

    def __str__(self):
        if self.root_exception:
-            self.message = "{} \"{}\"".format(self.message, self.root_exception)
+            return "{} \"{}\"".format(self.message, self.root_exception)
+        else:
            return self.message