Files
2026-07-13 12:38:34 +08:00

77 lines
2.3 KiB
Python

"""ComposioLangChain class definition"""
import types
import typing as t
from inspect import Signature
from llama_index.core.tools import FunctionTool
from composio.core.provider import AgenticProvider, AgenticProviderExecuteFn
from composio.types import Tool
from composio.utils.shared import (
get_signature_format_from_schema_params,
normalize_tool_arguments,
reinstate_reserved_python_keywords,
substitute_reserved_python_keywords,
)
class LlamaIndexProvider(
AgenticProvider[FunctionTool, t.List[FunctionTool]],
name="llamaindex",
):
"""
Composio toolset for LlamaIndex framework.
"""
def wrap_tool(
self,
tool: Tool,
execute_tool: AgenticProviderExecuteFn,
) -> FunctionTool:
"""
Wrap a tool into a LlamaIndex FunctionTool object.
"""
schema_params, keywords = substitute_reserved_python_keywords(
schema=tool.input_parameters
)
def function(**kwargs: t.Any) -> t.Dict:
"""Wrapper function for composio action."""
kwargs = reinstate_reserved_python_keywords(
request=kwargs, keywords=keywords
)
# Normalize defensively so a stringified payload is coerced to a dict (issue #2406).
return execute_tool(
slug=tool.slug, arguments=normalize_tool_arguments(kwargs)
)
action_func = types.FunctionType(
function.__code__,
globals=globals(),
name=tool.slug,
closure=function.__closure__,
)
action_func.__signature__ = Signature( # type: ignore
parameters=get_signature_format_from_schema_params(
schema_params=schema_params,
skip_default=self.skip_default,
)
)
action_func.__doc__ = tool.description
return FunctionTool.from_defaults(
action_func,
name=tool.slug,
description=tool.description,
)
def wrap_tools(
self,
tools: t.Sequence[Tool],
execute_tool: AgenticProviderExecuteFn,
) -> t.List[FunctionTool]:
"""
Wrap tools into LlamaIndex FunctionTool objects.
"""
return [self.wrap_tool(tool, execute_tool) for tool in tools]