Update app.py

app.py

@@ -1,15 +1,33 @@
 import gradio as gr
+from haystack.nodes import PreProcessor
+from haystack import Document
 
-def greet(name):
-    return "Hello " + name + "!!"
+preprocessor = PreProcessor(
+    clean_empty_lines=True,
+    clean_whitespace=True,
+    clean_header_footer=True,
+  	remove_substrings=None,
+    split_by="word",
+    split_length=200,
+    split_respect_sentence_boundary=True,
+    split_overlap=0,
+  	max_chars_check: int = 10_000
+)
+
+def chunk(text):
+    splits = preprocessor.process(Document(text))
+
+    return [
+        (i%3, split.content) for i, split in enumerate(splits)
+    ]
 
 iface = gr.Interface(
-    fn=greet,
+    fn=chunk,
     inputs="text",
     outputs=gr.HighlightedText(
-        label="Diff",
-        combine_adjacent=True,
+        label="Highlights",
+        combine_adjacent=False,
         show_legend=True,
-        color_map={"+": "red", "-": "green"}),
+        color_map={"0": "red", "1": "green", "2": "yellow"}),
 )
 iface.launch()