wip

Author: jasongrout

ipywidgets/widgets/tests/test_widget.py

@@ -21,7 +21,7 @@ def test_no_widget_view():
         display(w)
 
     if version_info >= (6, 1):
-        assert len(cap.outputs) == 1 and cap.outputs[0].data == msg, (len(cap.outputs), repr(cap.outputs[0].data), msg)
+        assert len(cap.outputs) == 1 and cap.outputs[0].data == msg, (len(cap.outputs), repr(cap.outputs[0].data), msg, [i.data for i in cap.outputs])
     else:
         assert cap.outputs == [], repr(cap.outputs)
 

ipywidgets/widgets/widget.py

@@ -600,6 +600,7 @@ def notify_change(self, change):
         super(Widget, self).notify_change(change)
 
     def __repr__(self):
+        print('hi')
         return self._gen_repr_from_keys(self._repr_keys())
 
     #-------------------------------------------------------------------------
@@ -701,6 +702,7 @@ def _trait_from_json(x, self):
 
     def _repr_mimebundle_(self, **kwargs):
         """Called when `IPython.display.display` is called."""
+        print('mimebundle')
         if self._view_name is not None:
             # This callback now happens *before* the actual display call,
             # whereas before it happened *after* the display call.
@@ -730,6 +732,7 @@ def _ipython_display_(self, **kwargs):
         Note: if we are in IPython 6.1 or later, we return NotImplemented so
         that _repr_mimebundle_ is used directly.
         """
+        print('display')
         if ipython_version_info >= (6, 1):
             raise NotImplementedError