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langchain/libs/community/langchain_community/agent_toolkits/gmail/toolkit.py

59 lines
2.0 KiB
Python

from __future__ import annotations
from typing import TYPE_CHECKING, List
from langchain_core.pydantic_v1 import Field
from langchain_core.tools import BaseToolkit
from langchain_community.tools import BaseTool
from langchain_community.tools.gmail.create_draft import GmailCreateDraft
from langchain_community.tools.gmail.get_message import GmailGetMessage
from langchain_community.tools.gmail.get_thread import GmailGetThread
from langchain_community.tools.gmail.search import GmailSearch
from langchain_community.tools.gmail.send_message import GmailSendMessage
from langchain_community.tools.gmail.utils import build_resource_service
if TYPE_CHECKING:
# This is for linting and IDE typehints
from googleapiclient.discovery import Resource
else:
try:
# We do this so pydantic can resolve the types when instantiating
from googleapiclient.discovery import Resource
except ImportError:
pass
SCOPES = ["https://mail.google.com/"]
class GmailToolkit(BaseToolkit):
"""Toolkit for interacting with Gmail.
*Security Note*: This toolkit contains tools that can read and modify
the state of a service; e.g., by reading, creating, updating, deleting
data associated with this service.
For example, this toolkit can be used to send emails on behalf of the
associated account.
See https://python.langchain.com/docs/security for more information.
"""
api_resource: Resource = Field(default_factory=build_resource_service)
class Config:
"""Pydantic config."""
arbitrary_types_allowed = True
def get_tools(self) -> List[BaseTool]:
"""Get the tools in the toolkit."""
return [
GmailCreateDraft(api_resource=self.api_resource),
GmailSendMessage(api_resource=self.api_resource),
GmailSearch(api_resource=self.api_resource),
GmailGetMessage(api_resource=self.api_resource),
GmailGetThread(api_resource=self.api_resource),
]