updated the test for circle to pass

Author: aneda

plotly/tests/test_core/test_plotly/test_plot.py

@@ -191,7 +191,8 @@ def test_plot_url_given_sharing_key(self):
                   'fileopt': 'overwrite',
                   'world_readable': False,
                   'sharing': 'secret'}
-        plot_url = py._send_to_plotly(fig, **kwargs)['url']
+        response = py._send_to_plotly(fig, **kwargs)
+        plot_url = response['url']
 
         self.assertTrue('share_key=' in plot_url)