18574: Fixes doc test failure.

Arvados-DCO-1.1-Signed-off-by: Lucas Di Pentima <lucas.dipentima@curii.com>

diff --git a/sdk/python/arvados/vocabulary.py b/sdk/python/arvados/vocabulary.py
index d51435f03355f7fedca88e58701fa7b015246f9d..a8c03ebf30ec458b7f469261e5f5a189cb3ddd6e 100644 (file)
--- a/sdk/python/arvados/vocabulary.py
+++ b/sdk/python/arvados/vocabulary.py
@@ -8,9 +8,11 @@ from . import api
 
 _logger = logging.getLogger('arvados.vocabulary')
 
-def load_vocabulary(api_client=api('v1')):
+def load_vocabulary(api_client=None):
     """Load the Arvados vocabulary from the API.
     """
+    if api_client is None:
+        api_client = api('v1')
     return Vocabulary(api_client.vocabulary())
 
 class Vocabulary(object):