139 lines
No EOL
4.9 KiB
Python
139 lines
No EOL
4.9 KiB
Python
"""
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Agent Registry Module.
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Provides a central registry system for all available agents.
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Optimized for the standardized task processing pattern.
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"""
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import os
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import logging
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import importlib
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from typing import Dict, Any, List, Optional
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from .agentBase import AgentBase
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logger = logging.getLogger(__name__)
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class AgentRegistry:
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"""Central registry for all available agents in the system."""
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_instance = None
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@classmethod
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def getInstance(cls):
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"""Return a singleton instance of the agent registry."""
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if cls._instance is None:
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cls._instance = cls()
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return cls._instance
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def __init__(self):
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"""Initialize the agent registry."""
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if AgentRegistry._instance is not None:
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raise RuntimeError("Singleton instance already exists - use getInstance()")
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self.agents = {}
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self._loadAgents()
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def initialize(self, mydom=None, workflowManager=None):
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"""Initialize or update the registry with workflow manager and LucyDOM references."""
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for agent in self.agents.values():
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if workflowManager and hasattr(agent, 'setWorkflowManager'):
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agent.setWorkflowManager(workflowManager)
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elif mydom and hasattr(agent, 'setMydom'):
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agent.setMydom(mydom)
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def _loadAgents(self):
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"""Load all available agents from modules."""
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logger.info("Loading agent modules...")
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# List of agent modules to load
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agentModules = []
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agentDir = os.path.join(os.path.dirname(os.path.dirname(__file__)), "agents")
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# Search the directory for agent modules
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for filename in os.listdir(agentDir):
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if filename.startswith("agent") and filename.endswith(".py"):
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agentModules.append(filename[0:-3]) # Remove .py extension
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if not agentModules:
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logger.warning("No agent modules found")
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return
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logger.info(f"{len(agentModules)} agent modules found")
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# Load each agent module
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for moduleName in agentModules:
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try:
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# Import the module
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module = importlib.import_module(f"modules.agents.{moduleName}")
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# Look for agent class or get_*_agent function
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agentName = moduleName.split("agent")[-1]
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className = f"Agent{agentName}"
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getterName = f"getAgent{agentName}"
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agent = None
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# Try to get the agent via the get*Agent function
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if hasattr(module, getterName):
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getterFunc = getattr(module, getterName)
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agent = getterFunc()
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logger.info(f"Agent '{agent.name}' loaded via {getterName}()")
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# Alternatively, try to instantiate the agent directly
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elif hasattr(module, className):
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agentClass = getattr(module, className)
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agent = agentClass()
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logger.info(f"Agent '{agent.name}' directly instantiated")
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if agent:
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# Register the agent
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self.registerAgent(agent)
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else:
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logger.warning(f"No agent class or getter function found in module {moduleName}")
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except ImportError as e:
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logger.error(f"Module {moduleName} could not be imported: {e}")
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except Exception as e:
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logger.error(f"Error loading agent from module {moduleName}: {e}")
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def registerAgent(self, agent):
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"""
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Register an agent in the registry.
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Args:
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agent: The agent to register
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"""
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agentId = getattr(agent, 'name', "unknown_agent")
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self.agents[agentId] = agent
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logger.debug(f"Agent '{agent.name}' registered")
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def getAgent(self, agentIdentifier: str):
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"""
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Return an agent instance
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Args:
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agentIdentifier: ID or type of the desired agent
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Returns:
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Agent instance or None if not found
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"""
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if agentIdentifier in self.agents:
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return self.agents[agentIdentifier]
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logger.error(f"Agent with identifier '{agentIdentifier}' not found")
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return None
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def getAllAgents(self) -> Dict[str, Any]:
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"""Return all registered agents."""
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return self.agents
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def getAgentInfos(self) -> List[Dict[str, Any]]:
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"""Return information about all registered agents."""
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agentInfos = []
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seenAgents = set()
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for agent in self.agents.values():
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if agent not in seenAgents:
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agentInfos.append(agent.getAgentInfo())
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seenAgents.add(agent)
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return agentInfos
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# Singleton factory for the agent registry
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def getAgentRegistry():
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return AgentRegistry.getInstance() |