Squash AccessTokensAPI assertion error on timeout bug

Author: cmlccie

ciscosparkapi/api/accesstokens.py

@@ -77,7 +77,7 @@ def __init__(self, base_url, timeout=None):
 
         """
         assert isinstance(base_url, basestring)
-        assert timeout is None or isinstance(timeout, basestring)
+        assert timeout is None or isinstance(timeout, int)
         super(AccessTokensAPI, self).__init__()
         self._base_url = validate_base_url(base_url)
         self._timeout = timeout