feat(gui): add status messages

gui/app.py

@@ -202,6 +202,8 @@ class Results:
             interactive=False,
         )
 
+        self.messages = gr.Textbox(label="Messages", value="", interactive=False)
+
 
 def flatten_attributes(
     component_group, absolute_name: str, d: OrderedDict
@@ -246,7 +248,7 @@ class AppInterface:
             show_progress=False,
         )
 
-        ignore = ["df", "predictions_plot"]
+        ignore = ["df", "predictions_plot", "pareto", "messages"]
         self.run.click(
             create_processing_function(self, ignore=ignore),
             inputs=[
@@ -254,7 +256,11 @@ class AppInterface:
                 for k, v in flatten_attributes(self, "interface", OrderedDict()).items()
                 if last_part(k) not in ignore
             ],
-            outputs=[self.results.df, self.results.predictions_plot],
+            outputs=[
+                self.results.df,
+                self.results.predictions_plot,
+                self.results.messages,
+            ],
             show_progress=True,
         )
 

gui/processing.py

@@ -182,6 +182,15 @@ def processing(
             ),
         )
     )
+
+    last_yield = (
+        pd.DataFrame({"Complexity": [], "Loss": [], "Equation": []}),
+        plot_predictions([], []),
+        "Started!",
+    )
+
+    yield last_yield
+
     while PERSISTENT_WRITER.out_queue.empty():
         if (
             equation_file.exists()
@@ -198,8 +207,13 @@ def processing(
             out = PERSISTENT_READER.out_queue.get()
             predictions = out["ypred"]
             equations = out["equations"]
-            yield equations[["Complexity", "Loss", "Equation"]], plot_predictions(
-                y, predictions
+            last_yield = (
+                equations[["Complexity", "Loss", "Equation"]],
+                plot_predictions(y, predictions),
+                "Running...",
             )
+            yield last_yield
 
         time.sleep(0.1)
+
+    yield (*last_yield[:-1], "Done")