Update src/streamlit_app.py

src/streamlit_app.py

@@ -3,19 +3,16 @@ from transformers import pipeline
 from gtts import gTTS
 import os
 
-# Load a safe, instruction-tuned language model
+# Load a fully public language model
 @st.cache_resource(show_spinner="Loading language model...")
 def load_llm():
-    return pipeline("text-generation",
-                    model="mistralai/Mistral-7B-Instruct-v0.1",
-                    tokenizer="mistralai/Mistral-7B-Instruct-v0.1",
-                    max_new_tokens=100,
-                    do_sample=True,
-                    temperature=0.7)
+    return pipeline("text2text-generation",
+                    model="google/flan-t5-base",
+                    tokenizer="google/flan-t5-base")
 
 llm = load_llm()
 
-# Convert response to speech
+# Text-to-speech function
 def speak(text, filename="response.mp3"):
     tts = gTTS(text)
     tts.save(filename)
@@ -24,20 +21,16 @@ def speak(text, filename="response.mp3"):
     st.audio(audio_bytes, format="audio/mp3")
     os.remove(filename)
 
-# UI setup
+# Streamlit UI
 st.set_page_config(page_title="AI Learning Buddy", page_icon="🧸")
 st.title("🧸 AI Learning Buddy for Kids (Ages 4–7)")
 
-st.markdown("Ask anything fun or educational — math, animals, colors, or stories!")
+st.markdown("Ask your question below and the AI Buddy will answer in a fun, friendly voice!")
 
-# Input field
-user_input = st.text_input("Type your question:")
+user_input = st.text_input("Type your question (e.g., What's 2 + 3?):")
 
 if st.button("Ask the Buddy") and user_input:
-    prompt = f"You are a kind, fun teacher for a 5-year-old child. Answer in a simple and cheerful tone.\n\nQuestion: {user_input}\nAnswer:"
+    prompt = f"Explain to a 5-year-old: {user_input}"
     result = llm(prompt)[0]["generated_text"]
-    answer = result.split("Answer:")[-1].strip()
-
-    # Output
-    st.markdown(f"**AI Buddy says:** {answer}")
-    speak(answer)
+    st.markdown(f"**AI Buddy says:** {result}")
+    speak(result)