Psi-MCP: Advanced Quantum Systems MCP Server

""" Psi-MCP Quantum Computing Module This module provides comprehensive quantum computing and quantum physics functionality for the Psi-MCP server, including: - Quantum circuit operations - Open and closed quantum systems - Quantum algorithms - Quantum chemistry calculations - Many-body physics simulations - Quantum machine learning - Quantum field theory tools - Advanced visualization """ import logging from typing import Dict, Any, Optional import asyncio # Configure module logger logger = logging.getLogger(__name__) # Version info __version__ = "1.0.0" __author__ = "Manas Pandey" # Quantum backend registry _backends = {} _initialized = False async def initialize_backends(config: Any) -> None: """Initialize quantum computing backends based on configuration.""" global _backends, _initialized if _initialized: logger.info("Quantum backends already initialized") return logger.info("Initializing quantum computing backends...") # Initialize Qiskit backends try: from qiskit import Aer # Add simulators _backends['qasm_simulator'] = Aer.get_backend('qasm_simulator') _backends['statevector_simulator'] = Aer.get_backend('statevector_simulator') _backends['unitary_simulator'] = Aer.get_backend('unitary_simulator') logger.info("Qiskit backends initialized") except ImportError as e: logger.warning(f"Failed to initialize Qiskit backends: {e}") except Exception as e: logger.warning(f"Error initializing Qiskit: {e}") # Initialize Cirq backends try: import cirq _backends['cirq_simulator'] = cirq.Simulator() logger.info("Cirq backends initialized") except ImportError as e: logger.warning(f"Failed to initialize Cirq backends: {e}") except Exception as e: logger.warning(f"Error initializing Cirq: {e}") # Initialize PennyLane backends try: import pennylane as qml _backends['pennylane_default'] = qml.device('default.qubit', wires=config.max_qubits) logger.info("PennyLane backends initialized") except ImportError as e: logger.warning(f"Failed to initialize PennyLane backends: {e}") except Exception as e: logger.warning(f"Error initializing PennyLane: {e}") # Initialize QuTiP for open systems try: import qutip logger.info(f"QuTiP initialized (version {qutip.__version__})") except ImportError as e: logger.warning(f"Failed to initialize QuTiP: {e}") except Exception as e: logger.warning(f"Error initializing QuTiP: {e}") # Initialize quantum chemistry backends try: import openfermion logger.info("OpenFermion initialized") except ImportError as e: logger.warning(f"Failed to initialize OpenFermion: {e}") except Exception as e: logger.warning(f"Error initializing OpenFermion: {e}") # Add a default simulator if nothing else worked if not _backends: logger.warning("No quantum backends available, adding basic simulator") _backends['basic_simulator'] = 'basic' _initialized = True logger.info(f"Quantum backends initialization complete. Available backends: {list(_backends.keys())}") def get_backend(name: str): """Get a quantum backend by name.""" if not _initialized: raise RuntimeError("Backends not initialized. Call initialize_backends() first.") if name not in _backends: raise ValueError(f"Backend '{name}' not available. Available backends: {list(_backends.keys())}") return _backends[name] def list_backends() -> Dict[str, str]: """List all available quantum backends.""" if not _initialized: return {} backend_info = {} for name, backend in _backends.items(): try: backend_type = type(backend).__name__ backend_info[name] = backend_type except: backend_info[name] = "Unknown" return backend_info # Import submodules for easier access _submodules = {} try: from . import circuits _submodules['circuits'] = circuits except ImportError as e: logger.warning(f"Failed to import circuits module: {e}") try: from . import systems _submodules['systems'] = systems except ImportError as e: logger.warning(f"Failed to import systems module: {e}") try: from . import algorithms _submodules['algorithms'] = algorithms except ImportError as e: logger.warning(f"Failed to import algorithms module: {e}") try: from . import chemistry _submodules['chemistry'] = chemistry except ImportError as e: logger.warning(f"Failed to import chemistry module: {e}") try: from . import many_body _submodules['many_body'] = many_body except ImportError as e: logger.warning(f"Failed to import many_body module: {e}") try: from . import field_theory _submodules['field_theory'] = field_theory except ImportError as e: logger.warning(f"Failed to import field_theory module: {e}") try: from . import ml _submodules['ml'] = ml except ImportError as e: logger.warning(f"Failed to import ml module: {e}") try: from . import visualization _submodules['visualization'] = visualization except ImportError as e: logger.warning(f"Failed to import visualization module: {e}") try: from . import utils _submodules['utils'] = utils except ImportError as e: logger.warning(f"Failed to import utils module: {e}") logger.info(f"Quantum submodules loaded: {list(_submodules.keys())}") # Export main functions __all__ = [ 'initialize_backends', 'get_backend', 'list_backends', ] + list(_submodules.keys())