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[FIX] Line Plot: Single instance input fix #5408

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merged 1 commit into from
Apr 23, 2021
Merged

[FIX] Line Plot: Single instance input fix #5408

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2 changes: 1 addition & 1 deletion Orange/widgets/visualize/owlineplot.py
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Original file line number Diff line number Diff line change
Expand Up @@ -802,7 +802,7 @@ def setup_plot(self):

def plot_groups(self):
self._remove_groups()
data = self.data[self.valid_data, self.graph_variables]
data = self.data[self.valid_data][:, self.graph_variables]
if self.group_var is None:
self._plot_group(data, np.where(self.valid_data)[0])
else:
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8 changes: 8 additions & 0 deletions Orange/widgets/visualize/tests/test_owlineplot.py
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Original file line number Diff line number Diff line change
Expand Up @@ -232,6 +232,14 @@ def test_group_var_none(self):
self.assertEqual(p, 2)
self.assertFalse(self.widget.graph.legend.isVisible())

def test_group_var_none_single_instance(self):
self.send_signal(self.widget.Inputs.data, self.housing[:1])
m, n, p = self.widget.graph.view_box._profile_items.shape
self.assertEqual(m, len(self.housing.domain.attributes))
self.assertEqual(n, 1)
self.assertEqual(p, 2)
self.assertFalse(self.widget.graph.legend.isVisible())

def test_datasets(self):
for ds in datasets.datasets():
self.send_signal(self.widget.Inputs.data, ds)
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