Update pages/deep_learning.py

pages/deep_learning.py

@@ -54,7 +54,111 @@ st.title("🐍 Python Mentor Chat")
 
 # Sidebar
 st.sidebar.title("Mentor Preferences")
-experience_label = st.sidebar.selectbox(
+experience_label = st.sidebar.selectbox(import streamlit as st
+import os
+from langchain_huggingface import HuggingFaceEndpoint, ChatHuggingFace
+from langchain_core.messages import HumanMessage, SystemMessage
+
+# Set environment variables for Hugging Face token
+hf = os.getenv('hf')
+os.environ['HUGGINGFACEHUB_API_TOKEN'] = hf
+os.environ['HF_TOKEN'] = hf
+
+# Page config
+st.set_page_config(page_title="Deep Learning Mentor Chat", layout="centered")
+
+# Inject CSS styling from homepage
+st.markdown("""
+    <style>
+    .main {
+        background: linear-gradient(135deg, #430089 0%, #82ffa1 100%);
+        padding: 2rem;
+        font-family: 'Segoe UI', sans-serif;
+    }
+    .stButton>button {
+        background: #ffffff10;
+        border: 2px solid #ffffff50;
+        color: white;
+        font-size: 18px;
+        font-weight: 600;
+        padding: 0.8em 1.2em;
+        border-radius: 12px;
+        width: 100%;
+        transition: 0.3s ease;
+        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
+    }
+    .stButton>button:hover {
+        background: #ffffff30;
+        border-color: #fff;
+        color: #ffffff;
+    }
+    h1, h3, p, label {
+        color: #ffffff;
+        text-align: center;
+    }
+    hr {
+        border: 1px solid #ffffff50;
+        margin: 2em 0;
+    }
+    .css-1aumxhk {
+        color: white;
+    }
+    </style>
+""", unsafe_allow_html=True)
+
+# Title
+st.title("🧠 Deep Learning Mentor Chat")
+
+# Sidebar experience selector
+st.sidebar.title("Mentor Preferences")
+exp = st.sidebar.selectbox("Select experience level:", ['Beginner', 'Intermediate', 'Expert'])
+
+# Initialize LLM
+mentor_llm = HuggingFaceEndpoint(
+    repo_id='Qwen/Qwen3-32B',
+    provider='sambanova',
+    temperature=0.7,
+    max_new_tokens=150,
+    task='conversational'
+)
+
+deep_mentor = ChatHuggingFace(
+    llm=mentor_llm,
+    repo_id='Qwen/Qwen3-32B',
+    provider='sambanova',
+    temperature=0.7,
+    max_new_tokens=150,
+    task='conversational'
+)
+
+# Session key
+PAGE_KEY = "deep_learning_chat_history"
+if PAGE_KEY not in st.session_state:
+    st.session_state[PAGE_KEY] = []
+
+# Chat form
+with st.form(key="chat_form"):
+    user_input = st.text_input("Ask your question:")
+    submit = st.form_submit_button("Send")
+
+# Handle submission
+if submit and user_input:
+    system_prompt = (
+        f"You are a deep learning mentor with {exp.lower()} level expertise. "
+        f"Answer only deep learning-related questions, teach in a friendly tone, and limit responses to 150 words. "
+        f"If a question is outside deep learning, politely say it's out of scope."
+    )
+    messages = [SystemMessage(content=system_prompt), HumanMessage(content=user_input)]
+    result = deep_mentor.invoke(messages)
+    st.session_state[PAGE_KEY].append((user_input, result.content))
+
+# Display chat history
+st.subheader("🗨️ Chat History")
+for user, bot in st.session_state[PAGE_KEY]:
+    st.markdown(f"**You:** {user}")
+    st.markdown(f"**Mentor:** {bot}")
+    st.markdown("---")
+
     "Select your experience level:", ["Beginner", "Intermediate", "Experienced"]
 )
 
@@ -63,7 +167,7 @@ deep_seek_skeleton = HuggingFaceEndpoint(
     repo_id='meta-llama/Llama-3.2-3B-Instruct',
     provider='sambanova',
     temperature=0.7,
-    max_new_tokens=150,
+    max_new_tokens=50,
     task='conversational'
 )
 deep_seek = ChatHuggingFace(