@@ -217,7 +217,7 @@ class Config(object):

             resp = conn.getresponse()

             files = resp.read()

             if resp.status == 200 and len(files)>1:

-                conn.request('GET', "/latest/meta-data/iam/security-credentials/%s"%files)

+                conn.request('GET', "/latest/meta-data/iam/security-credentials/%s"%files.decode())

                 resp=conn.getresponse()

                 if resp.status == 200:

                     creds=json.load(resp)