deepseek R1

app.py

@@ -3,45 +3,44 @@ import streamlit as st
 from huggingface_hub import InferenceClient
 from dotenv import load_dotenv
 
-# 1. Load environment variables from .env (if used)
+# Load .env (if you’re using one)
 load_dotenv()
 
-# 2. Instantiate the HF Inference client once
+# Instantiate once
 client = InferenceClient(
     provider="auto",
     api_key=os.environ["HUGGINGFACEHUB_API_TOKEN"]
 )
 
-# 3. Streamlit page config
-st.set_page_config(
-    page_title="🎓 Educational Chatbot",
-    layout="wide"
-)
+# Page config
+st.set_page_config(page_title="Educational Chatbot", layout="wide")
 st.title("🎓 Educational Chatbot")
 
-# 4. Initialize chat history
+# Initialize history
 if "history" not in st.session_state:
-    st.session_state.history = []  # list of (sender, message)
+    st.session_state.history = []
 
-# 5. Render existing chat messages
-for sender, msg in st.session_state.history:
-    role = "user" if sender == "You" else "assistant"
-    st.chat_message(role).write(msg)
+# Render existing messages
+for sender, message in st.session_state.history:
+    if sender == "You":
+        st.chat_message("user").write(message)
+    else:
+        st.chat_message("assistant").write(message)
 
-# 6. Chat input
+# Input box
 user_input = st.chat_input("Ask me anything…")
 
 if user_input:
-    # a) Echo user message
+    # Display user message immediately
     st.chat_message("user").write(user_input)
     st.session_state.history.append(("You", user_input))
 
-    # b) Show a single assistant placeholder
+    # Bot placeholder
     placeholder = st.chat_message("assistant")
-    placeholder.write("⏳ Thinking…")
+    placeholder.write("⏳ Thinking...")
 
-    # c) Call HF Inference API
     try:
+        # Call HF Inference API
         completion = client.chat.completions.create(
             model="deepseek-ai/DeepSeek-R1",
             messages=[{"role": "user", "content": user_input}],
@@ -50,6 +49,6 @@ if user_input:
     except Exception as e:
         reply = f"❌ API Error: {e}"
 
-    # d) Replace placeholder with real reply
+    # Update placeholder with real response
     placeholder.write(reply)
     st.session_state.history.append(("Bot", reply))