Create app.py

app.py

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+import streamlit as st
+import chess
+import chess.svg
+from gradio_client import Client
+import cairosvg
+from PIL import Image
+import io
+
+# Initialize the Gradio client
+client = Client("xianbao/SambaNova-fast")
+
+# Initialize the chess board
+board = chess.Board()
+
+# Function to get AI move
+def get_ai_move(board):
+    fen = board.fen()
+    prompt = f"You are playing as Black in a chess game. The current board position in FEN notation is: {fen}. What is your next move? Please respond with the move in UCI notation (e.g., 'e2e4')."
+    
+    result = client.predict(
+        message=prompt,
+        system_message="You are a chess engine based on LLaMA 405B. Provide only the next move in UCI notation.",
+        max_tokens=1024,
+        temperature=0.6,
+        top_p=0.9,
+        top_k=50,
+        api_name="/chat"
+    )
+    
+    return result.strip()
+
+# Function to render the chess board
+def render_board(board):
+    svg = chess.svg.board(board=board)
+    png = cairosvg.svg2png(bytestring=svg.encode('utf-8'))
+    return Image.open(io.BytesIO(png))
+
+# Streamlit app
+st.title("Chess against LLaMA 405B")
+
+# Initialize session state
+if 'board' not in st.session_state:
+    st.session_state.board = chess.Board()
+
+# Display the current board state
+st.image(render_board(st.session_state.board))
+
+# Get user's move
+user_move = st.text_input("Enter your move (e.g., 'e2e4'):")
+
+if st.button("Make Move"):
+    try:
+        move = chess.Move.from_uci(user_move)
+        if move in st.session_state.board.legal_moves:
+            st.session_state.board.push(move)
+            st.image(render_board(st.session_state.board))
+            
+            if not st.session_state.board.is_game_over():
+                with st.spinner("AI is thinking..."):
+                    ai_move = get_ai_move(st.session_state.board)
+                ai_move_obj = chess.Move.from_uci(ai_move)
+                st.session_state.board.push(ai_move_obj)
+                st.image(render_board(st.session_state.board))
+                st.write(f"AI's move: {ai_move}")
+            
+            if st.session_state.board.is_game_over():
+                st.write("Game Over!")
+                st.write(f"Result: {st.session_state.board.result()}")
+        else:
+            st.write("Invalid move. Please try again.")
+    except ValueError:
+        st.write("Invalid input. Please enter a move in UCI notation (e.g., 'e2e4').")
+
+# Reset button
+if st.button("Reset Game"):
+    st.session_state.board = chess.Board()
+    st.experimental_rerun()
+
+# Display game status
+st.write(f"Current turn: {'White' if st.session_state.board.turn else 'Black'}")
+st.write(f"Fullmove number: {st.session_state.board.fullmove_number}")
+st.write(f"Halfmove clock: {st.session_state.board.halfmove_clock}")
+st.write(f"Is check? {st.session_state.board.is_check()}")
+st.write(f"Is checkmate? {st.session_state.board.is_checkmate()}")
+st.write(f"Is stalemate? {st.session_state.board.is_stalemate()}")