fix: import display.display not display

Author: emanuel-schmid

test_notebooks.py

@@ -54,7 +54,7 @@ def test_notebook(self):
 
             # create namespace with IPython standards
             namespace = dict()
-            exec('from IPython import display', namespace)
+            exec('from IPython.display import display', namespace)
 
             # run all cells
             i = 0