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100 lines
3.0 KiB
100 lines
3.0 KiB
import logging
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from typing import List
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from swarms.structs.base_structure import BaseStructure
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from swarms.structs.task import Task
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger(__name__)
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class RecursiveWorkflow(BaseStructure):
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"""
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RecursiveWorkflow class for running a task recursively until a stopping condition is met.
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Args:
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task (Task): The task to execute.
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stop_token (Any): The token that indicates when to stop the workflow.
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Attributes:
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task (Task): The task to execute.
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stop_token (Any): The token that indicates when to stop the workflow.
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Examples:
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>>> from swarm_models import OpenAIChat
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>>> from swarms.structs import RecursiveWorkflow, Task
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>>> llm = OpenAIChat(openai_api_key="")
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>>> task = Task(llm, "What's the weather in miami")
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>>> workflow = RecursiveWorkflow()
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>>> workflow.add(task)
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>>> workflow.run()
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"""
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def __init__(
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self,
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stop_token: str = "<DONE>",
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stopping_conditions: callable = None,
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max_loops: int = 1,
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*args,
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**kwargs,
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):
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self.stop_token = stop_token
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self.stopping_conditions = stopping_conditions
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self.task_pool = []
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assert (
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self.stop_token is not None
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), "stop_token cannot be None"
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def add(self, task: Task = None, tasks: List[Task] = None):
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"""Adds a task to the workflow.
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Args:
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task (Task): _description_
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tasks (List[Task]): _description_
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"""
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try:
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if tasks:
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for task in tasks:
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if isinstance(task, Task):
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self.task_pool.append(task)
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logger.info(
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"[INFO][RecursiveWorkflow] Added task"
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f" {task} to workflow"
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)
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elif isinstance(task, Task):
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self.task_pool.append(task)
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logger.info(
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f"[INFO][RecursiveWorkflow] Added task {task} to"
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" workflow"
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)
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except Exception as error:
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logger.warning(f"[ERROR][RecursiveWorkflow] {error}")
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raise error
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def run(self):
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"""
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Executes the tasks in the workflow until the stop token is encountered.
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Returns:
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None
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"""
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try:
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loop = 0
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while loop < self.max_loops:
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for task in self.task_pool:
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while True:
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result = task.run()
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if (
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result is not None
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and self.stop_token in result
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):
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break
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print(f"{result}")
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loop += 1
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return result
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except Exception as error:
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logger.warning(f"[ERROR][RecursiveWorkflow] {error}")
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raise error
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