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01ae22ef57
* Replace OpenDevin with OpenHands * Update CONTRIBUTING.md * Update README.md * Update README.md * update poetry lock; move opendevin folder to openhands * fix env var * revert image references in docs * revert permissions * revert permissions --------- Co-authored-by: Xingyao Wang <xingyao6@illinois.edu>
84 lines
2.9 KiB
Python
84 lines
2.9 KiB
Python
from jinja2 import BaseLoader, Environment
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from openhands.controller.agent import Agent
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from openhands.controller.state.state import State
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from openhands.core.config import AgentConfig
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from openhands.core.message import ImageContent, Message, TextContent
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from openhands.core.utils import json
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from openhands.events.action import Action
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from openhands.events.serialization.action import action_from_dict
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from openhands.events.serialization.event import event_to_memory
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from openhands.llm.llm import LLM
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from openhands.memory.history import ShortTermHistory
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from .instructions import instructions
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from .registry import all_microagents
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def parse_response(orig_response: str) -> Action:
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# attempt to load the JSON dict from the response
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action_dict = json.loads(orig_response)
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# load the action from the dict
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return action_from_dict(action_dict)
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def to_json(obj, **kwargs):
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"""Serialize an object to str format"""
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return json.dumps(obj, **kwargs)
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class MicroAgent(Agent):
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VERSION = '1.0'
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prompt = ''
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agent_definition: dict = {}
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def history_to_json(
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self, history: ShortTermHistory, max_events: int = 20, **kwargs
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):
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"""
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Serialize and simplify history to str format
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"""
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processed_history = []
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event_count = 0
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for event in history.get_events(reverse=True):
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if event_count >= max_events:
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break
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processed_history.append(
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event_to_memory(event, self.llm.config.max_message_chars)
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)
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event_count += 1
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# history is in reverse order, let's fix it
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processed_history.reverse()
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return json.dumps(processed_history, **kwargs)
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def __init__(self, llm: LLM, config: AgentConfig):
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super().__init__(llm, config)
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if 'name' not in self.agent_definition:
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raise ValueError('Agent definition must contain a name')
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self.prompt_template = Environment(loader=BaseLoader).from_string(self.prompt)
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self.delegates = all_microagents.copy()
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del self.delegates[self.agent_definition['name']]
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def step(self, state: State) -> Action:
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last_user_message, last_image_urls = state.get_current_user_intent()
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prompt = self.prompt_template.render(
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state=state,
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instructions=instructions,
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to_json=to_json,
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history_to_json=self.history_to_json,
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delegates=self.delegates,
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latest_user_message=last_user_message,
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)
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content = [TextContent(text=prompt)]
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if last_image_urls:
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content.append(ImageContent(image_urls=last_image_urls))
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message = Message(role='user', content=content)
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resp = self.llm.completion(messages=[message.model_dump()])
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action_resp = resp['choices'][0]['message']['content']
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action = parse_response(action_resp)
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return action
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