mirror of
https://github.com/Sea-Haven-Industries/open-swe.git
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96774f20ae
* feat: move github workflows to gh cli Use LangSmith proxy auth to support gh-driven GitHub workflows while removing custom GitHub wrapper tools. * docker ignore + snapshot and docker image updates * updated image and instructions * removing open_pr if needed after agent call
87 lines
3.1 KiB
Python
87 lines
3.1 KiB
Python
from typing import Any
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from uuid import uuid4
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from langchain.agents.middleware import AgentState, after_model
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from langchain_core.messages import AnyMessage, ToolMessage
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from langgraph.runtime import Runtime
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def get_every_message_since_last_human(state: AgentState) -> list[AnyMessage]:
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messages = state["messages"]
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last_human_idx = -1
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for i in range(len(messages) - 1, -1, -1):
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if messages[i].type == "human":
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last_human_idx = i
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break
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return messages[last_human_idx + 1 :]
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def check_if_model_messaged_user(messages: list[AnyMessage]) -> bool:
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for msg in messages:
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if msg.type == "tool" and msg.name in [
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"slack_thread_reply",
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"linear_comment",
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]:
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return True
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return False
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def check_if_confirming_completion(messages: list[AnyMessage]) -> bool:
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for msg in messages:
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if msg.type == "tool" and msg.name == "confirming_completion":
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return True
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return False
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def check_if_no_op(messages: list[AnyMessage]) -> bool:
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for msg in messages:
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if msg.type == "tool" and msg.name == "no_op":
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return True
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return False
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@after_model
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def ensure_no_empty_msg(state: AgentState, runtime: Runtime) -> dict[str, Any] | None:
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last_msg = state["messages"][-1]
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has_contents = bool(last_msg.text())
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has_tool_calls = bool(last_msg.tool_calls)
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if not has_tool_calls and not has_contents:
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messages_since_last_human = get_every_message_since_last_human(state)
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if check_if_no_op(messages_since_last_human):
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return None
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if check_if_model_messaged_user(messages_since_last_human):
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return None
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tc_id = str(uuid4())
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last_msg.tool_calls = [{"name": "no_op", "args": {}, "id": tc_id}]
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no_op_tool_msg = ToolMessage(
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content="No operation performed."
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+ "Please continue with the task, ensuring you ALWAYS call at least one tool in"
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+ " every message unless you are absolutely sure the task has been fully completed.",
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tool_call_id=tc_id,
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)
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return {"messages": [last_msg, no_op_tool_msg]}
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if has_contents and not has_tool_calls:
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messages_since_last_human = get_every_message_since_last_human(state)
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if check_if_model_messaged_user(
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messages_since_last_human
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) or check_if_confirming_completion(messages_since_last_human):
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return None
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tc_id = str(uuid4())
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last_msg.tool_calls = [{"name": "confirming_completion", "args": {}, "id": tc_id}]
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no_op_tool_msg = ToolMessage(
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content="Confirming task completion. I see you did not call a tool, which would end the task, however you haven't called a tool to message the user or open a pull request."
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+ "This may indicate premature termination - please ensure you fully complete the task before ending it. "
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+ "If you do not call any tools it will end the task.",
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name="confirming_completion",
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tool_call_id=tc_id,
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)
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return {"messages": [last_msg, no_op_tool_msg]}
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return None
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