Support newer PyJWT (1.0.0). remove PyCrypto completely for cryptography and PyJWT helpers. Reformat some test certificates to be easier to maintain. Update documentation to match use of cryptography instead of PyCrypto

2 files changed, 1 insertions, 4 deletions

diff --git a/oauthlib/oauth2/rfc6749/clients/service_application.py b/oauthlib/oauth2/rfc6749/clients/service_application.py
index f60ac4f..36da98b 100644
--- a/oauthlib/oauth2/rfc6749/clients/service_application.py
+++ b/oauthlib/oauth2/rfc6749/clients/service_application.py
@@ -140,14 +140,11 @@ class ServiceApplicationClient(Client):
         .. _`Section 3.2.1`: http://tools.ietf.org/html/rfc6749#section-3.2.1
         """
         import jwt
-        import Crypto.PublicKey.RSA as RSA
 
         key = private_key or self.private_key
         if not key:
             raise ValueError('An encryption key must be supplied to make JWT'
                              ' token requests.')
-        key = RSA.importKey(key)
-
         claim = {
             'iss': issuer or self.issuer,
             'aud': audience or self.issuer,
diff --git a/oauthlib/oauth2/rfc6749/utils.py b/oauthlib/oauth2/rfc6749/utils.py
index e8ffba4..6a8e24b 100644
--- a/oauthlib/oauth2/rfc6749/utils.py
+++ b/oauthlib/oauth2/rfc6749/utils.py
@@ -24,7 +24,7 @@ def list_to_scope(scope):
     """Convert a list of scopes to a space separated string."""
     if isinstance(scope, unicode_type) or scope is None:
         return scope
-    elif isinstance(scope, list):
+    elif isinstance(scope, (tuple, list)):
         return " ".join([unicode_type(s) for s in scope])
     elif isinstance(scope, set):
         return list_to_scope(list(scope))