upd

app.py

@@ -1,7 +1,21 @@
 import gradio as gr
+import random
+import markovify
 
-def greet(name):
-    return "Hello " + name + "!!"
+def gen(text):
+  text = text.lower()
+  file_name = "./dataset.txt"
+  with open(file_name, "a", encoding="utf-8") as f:
+    f.write(f"{text}\n")
+  with open(file_name, encoding="utf-8") as f:
+    db = f.read()
+  db = db.strip().lower()
+  text_model = markovify.NewlineText(input_text=db, state_size=1, well_formed=False)
+  symbolsplus = [".","~~","!","?"]
+  sentence: str = text_model.make_short_sentence(100) or random.choice(
+      db.splitlines())[:100] + random.choice(symbolsplus)
 
-iface = gr.Interface(fn=greet, inputs="text", outputs="text")
+  return sentence
+
+iface = gr.Interface(fn=gen, inputs="text", outputs="text")
 iface.launch()