Update app.py

app.py

@@ -2,6 +2,7 @@ import gradio as gr
 from langchain.text_splitter import (
     CharacterTextSplitter,
     RecursiveCharacterTextSplitter,
+    Language,
 )
 from transformers import AutoTokenizer
 from overlap import unoverlap_list
@@ -28,6 +29,7 @@ def extract_separators_from_string(separators_str):
 def change_split_selection(text, slider_count, split_selection, separators_selection, length_unit_selection, chunk_overlap):
     return (
         gr.Textbox.update(visible=(split_selection==LABEL_RECURSIVE)),
+        gr.Radio.update(visible=(split_selection==LABEL_RECURSIVE)),
         chunk(text, slider_count, split_selection, separators_selection, length_unit_selection, chunk_overlap)
     )
 
@@ -134,10 +136,11 @@ with gr.Blocks(theme=gr.themes.Soft(text_size='lg', font=["monospace"], primary_
             show_label=False, # or set label to an empty string if you want to keep its space
             visible=False,
         )
-        preset_selection = gr.Radio(
-            ['Default', 'Python', 'Markdown'],
+        separator_preset_selection = gr.Radio(
+            ['Default recursive', 'Python', 'Markdown'],
             label="Choose a preset",
-            info="This will choose RecursiveCharacterTextSplitter with a specific set of separators."
+            info="This will apply a specific set of separators to RecursiveCharacterTextSplitter.",
+            visible=False,
         )
     with gr.Row():
         length_unit_selection = gr.Dropdown(
@@ -165,12 +168,12 @@ with gr.Blocks(theme=gr.themes.Soft(text_size='lg', font=["monospace"], primary_
     split_selection.change(
         fn=change_split_selection,
         inputs=[text, slider_count, split_selection, separators_selection, length_unit_selection, chunk_overlap],
-        outputs=[separators_selection, out],
+        outputs=[separators_selection, separator_preset_selection, out],
     )
-    preset_selection.change(
+    separator_preset_selection.change(
         fn=change_preset_separators,
-        inputs=preset_selection,
-        outputs=separators_selection,
+        inputs=separator_preset_selection,
+        outputs=[separators_selection],
     )
     gr.on(
         [text.change, length_unit_selection.change, separators_selection.change, slider_count.change, chunk_overlap.change],