Create Deep_Learning.py

pages/Deep_Learning.py

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+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_TOKEN')
+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")
+
+# Custom CSS for modern chat UI
+st.markdown("""
+    <style>
+    .main {
+        background: linear-gradient(135deg, #2c3e50, #4ca1af);
+        color: white;
+        font-family: 'Segoe UI', sans-serif;
+        padding: 2rem;
+    }
+    .stButton>button {
+        background-color: #1abc9c;
+        color: white;
+        font-weight: bold;
+        padding: 0.6rem 1.2rem;
+        border-radius: 10px;
+        border: none;
+        width: 100%;
+        transition: 0.3s ease;
+    }
+    .stButton>button:hover {
+        background-color: #16a085;
+        color: #fff;
+    }
+    h1, h3, p, label, .css-10trblm, .css-1v0mbdj {
+        color: white !important;
+        text-align: center;
+    }
+    .chat-container {
+        margin-top: 1.5rem;
+        display: flex;
+        flex-direction: column;
+        gap: 1rem;
+    }
+    .chat-user {
+        background-color: #34495e;
+        padding: 0.8rem;
+        border-radius: 12px;
+        align-self: flex-end;
+        max-width: 80%;
+        font-weight: 500;
+        color: white;
+    }
+    .chat-bot {
+        background-color: #2ecc71;
+        padding: 0.8rem;
+        border-radius: 12px;
+        align-self: flex-start;
+        max-width: 80%;
+        color: white;
+    }
+    hr {
+        border-top: 1px solid #ffffff50;
+        margin: 2rem 0;
+    }
+    </style>
+""", unsafe_allow_html=True)
+
+# App title
+st.markdown("<h1>🤖 Deep Learning Mentor Chat</h1>", unsafe_allow_html=True)
+st.markdown("<p>Learn Deep Learning with personalized AI mentorship</p>", unsafe_allow_html=True)
+
+# Sidebar for experience level
+st.sidebar.title("🎓 Select Your Level")
+exp = st.sidebar.selectbox("Experience Level", ["Beginner", "Intermediate", "Expert"])
+
+# Load Deep Learning model
+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)
+
+# Session key for conversation
+PAGE_KEY = "deep_learning_chat_history"
+if PAGE_KEY not in st.session_state:
+    st.session_state[PAGE_KEY] = []
+
+# Chat input form
+st.markdown("<hr>", unsafe_allow_html=True)
+with st.form(key="chat_form"):
+    user_input = st.text_input("💬 Ask your deep learning question:")
+    submit = st.form_submit_button("Send")
+
+# Handle chat submission
+if submit and user_input:
+    system_prompt = (
+        f"You are a deep learning mentor with {exp.lower()} expertise. "
+        f"Only answer deep learning-related questions in a friendly, helpful tone under 150 words. "
+        f"If a question is off-topic, 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))
+
+# Chat history display with bubble styling
+if st.session_state[PAGE_KEY]:
+    st.markdown('<div class="chat-container">', unsafe_allow_html=True)
+    for user, bot in st.session_state[PAGE_KEY]:
+        st.markdown(f'<div class="chat-user">👤 <strong>You:</strong> {user}</div>', unsafe_allow_html=True)
+        st.markdown(f'<div class="chat-bot">🧑‍🏫 <strong>Mentor:</strong> {bot}</div>', unsafe_allow_html=True)
+    st.markdown('</div>', unsafe_allow_html=True)