Source code for langchain.agents.initialize
"""Load agent."""
from typing import Any, Optional, Sequence
from langchain.agents.agent import AgentExecutor
from langchain.agents.agent_types import AgentType
from langchain.agents.loading import AGENT_TO_CLASS, load_agent
from langchain.callbacks.base import BaseCallbackManager
from langchain.schema.language_model import BaseLanguageModel
from langchain.tools.base import BaseTool
[docs]def initialize_agent(
    tools: Sequence[BaseTool],
    llm: BaseLanguageModel,
    agent: Optional[AgentType] = None,
    callback_manager: Optional[BaseCallbackManager] = None,
    agent_path: Optional[str] = None,
    agent_kwargs: Optional[dict] = None,
    *,
    tags: Optional[Sequence[str]] = None,
    **kwargs: Any,
) -> AgentExecutor:
    """Load an agent executor given tools and LLM.
    Args:
        tools: List of tools this agent has access to.
        llm: Language model to use as the agent.
        agent: Agent type to use. If None and agent_path is also None, will default to
            AgentType.ZERO_SHOT_REACT_DESCRIPTION.
        callback_manager: CallbackManager to use. Global callback manager is used if
            not provided. Defaults to None.
        agent_path: Path to serialized agent to use.
        agent_kwargs: Additional key word arguments to pass to the underlying agent
        tags: Tags to apply to the traced runs.
        **kwargs: Additional key word arguments passed to the agent executor
    Returns:
        An agent executor
    """
    tags_ = list(tags) if tags else []
    if agent is None and agent_path is None:
        agent = AgentType.ZERO_SHOT_REACT_DESCRIPTION