Check for multiple eptid values

Signed-off-by: Ivan Kanakarakis <ivan.kanak@gmail.com>

Author: c00kiemon5ter

src/saml2/attribute_converter.py

@@ -477,6 +477,9 @@ def to_eptid_value(self, values):
         Returns a list of AttributeValue instances of NameID elements.
         """
 
+        if type(values) is not list:
+            values = [values]
+
         def _create_nameid_ext_el(value):
             text = value["text"] if isinstance(value, dict) else value
             attributes = (