fixing is not none

Issue-ID: TEST-174
Change-Id: I1b48d6f6839cdbb4df5eb6461ac1a053fcdfbc57
Signed-off-by: DR695H <dr695h@att.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/robotframework-onap/ONAPLibrary/Base64Keywords.py b/robotframework-onap/ONAPLibrary/Base64Keywords.py
index a87a4b9..11cc69c 100644
--- a/robotframework-onap/ONAPLibrary/Base64Keywords.py
+++ b/robotframework-onap/ONAPLibrary/Base64Keywords.py
@@ -11,9 +11,9 @@ class Base64Keywords(object):
     @keyword
     def base64_encode(self, string_to_encode):
         """generate a base64 encoded string"""
-        return base64.b64encode(self, string_to_encode)
+        return base64.b64encode(string_to_encode.encode("utf-8"))
 
     @keyword
     def base64_decode(self, string_to_decode):
         """decode a base64 encoded string"""
-        return base64.b64decode(self, string_to_decode)
+        return base64.b64decode(string_to_decode.encode("utf-8"))