Merge pull request #4498 from aturanjanin/owrandomize

[ENH] OWRandomize: Data info displayed in the status bar

Author: VesnaT

Orange/widgets/data/owrandomize.py

@@ -7,6 +7,7 @@
 from Orange.preprocess import Randomize
 from Orange.widgets.settings import Setting
 from Orange.widgets.utils.widgetpreview import WidgetPreview
+from Orange.widgets.utils.state_summary import format_summary_details
 from Orange.widgets.widget import OWWidget, Input, Output
 from Orange.widgets import gui
 
@@ -68,7 +69,7 @@ def __init__(self):
             callback=self._shuffle_check_changed)
 
         self.info.set_input_summary(self.info.NoInput)
-        self.info.set_output_summary(self.info.NoInput)
+        self.info.set_output_summary(self.info.NoOutput)
 
         self.apply_button = gui.auto_apply(self.controlArea, self, box=False, commit=self.apply)
 
@@ -89,9 +90,10 @@ def _set_scope_label(self):
     @Inputs.data
     def set_data(self, data):
         self.data = data
+        summary = len(data) if data else self.info.NoInput
+        details = format_summary_details(data) if data else ""
+        self.info.set_input_summary(summary, details)
         self.unconditional_apply()
-        text = str(len(data)) if data else self.info.NoInput
-        self.info.set_input_summary(text)
 
     def apply(self):
         data = None
@@ -105,8 +107,9 @@ def apply(self):
             data = self.data.copy()
             for i, instance in zip(indices, randomized):
                 data[i] = instance
-        text = str(len(data)) if data else self.info.NoInput
-        self.info.set_output_summary(text)
+        summary = len(data) if data else self.info.NoOutput
+        details = format_summary_details(data) if data else ""
+        self.info.set_output_summary(summary, details)
         self.Outputs.data.send(data)
 
     def send_report(self):

Orange/widgets/data/tests/test_owrandomize.py

@@ -7,6 +7,7 @@
 from Orange.data import Table
 from Orange.widgets.data.owrandomize import OWRandomize
 from Orange.widgets.tests.base import WidgetTest
+from Orange.widgets.utils.state_summary import format_summary_details
 
 
 class TestOWRandomize(WidgetTest):
@@ -79,13 +80,15 @@ def test_summary(self):
         output_sum = self.widget.info.set_output_summary = Mock()
         input_sum = self.widget.info.set_input_summary = Mock()
 
-        self.send_signal(self.widget.Inputs.data, self.zoo)
-        input_sum.assert_called_with(str(len(self.zoo)))
+        data = self.zoo
+        self.send_signal(self.widget.Inputs.data, data)
+        input_sum.assert_called_with(len(data),
+                                     format_summary_details(data))
         output = self.get_output(self.widget.Outputs.data)
-        output_sum.assert_called_with(str(len(output)))
+        output_sum.assert_called_with(len(output),
+                                      format_summary_details(output))
         input_sum.reset_mock()
         output_sum.reset_mock()
-
         self.send_signal(self.widget.Inputs.data, None)
         input_sum.assert_called_once()
         self.assertEqual(input_sum.call_args[0][0].brief, "")