Update app.py

app.py

@@ -228,4 +228,30 @@ with gr.Blocks(theme=gr.themes.Soft()) as demo:
             custom_files = gr.File(
                 label="Προσαρμοσμένα Ελληνικά Κείμενα",
                 file_count="multiple",
-                type="filepath"
+                type="filepath"
+            )
+            train_btn = gr.Button("Εκπαίδευση", variant="primary")
+        with gr.Column():
+            progress_box = gr.Textbox(label="Πρόοδος", interactive=False, lines=10)
+            results_json = gr.JSON(label="Αποτελέσματα")
+            results_plot = gr.Image(label="Κατανομή Μηκών Tokens")
+    
+    # Event handlers
+    dataset_name.change(
+        fn=update_components,
+        inputs=dataset_name,
+        outputs=[configs, split, gr.HTML(label="Dataset Preview")]
+    )
+    split.change(
+        fn=update_split_choices,
+        inputs=[dataset_name, configs],
+        outputs=split
+    )
+    train_btn.click(
+        fn=train_and_test,
+        inputs=[dataset_name, configs, split, vocab_size, min_freq, test_text, custom_files],
+        outputs=[progress_box, results_json, results_plot]
+    )
+
+if __name__ == "__main__":
+    demo.launch()