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107 lines
3.6 KiB
107 lines
3.6 KiB
import asyncio
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from dataclasses import dataclass, field
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from typing import Any, Callable, List, Optional
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from swarms.structs.agent import Agent
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from swarms.structs.task import Task
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from swarms.utils.logger import logger
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@dataclass
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class AsyncWorkflow:
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"""
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Represents an asynchronous workflow to run tasks.
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Attributes:
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name (str): The name of the workflow.
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description (str): The description of the workflow.
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max_loops (int): The maximum number of loops to run the workflow.
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autosave (bool): Flag indicating whether to autosave the results.
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dashboard (bool): Flag indicating whether to display a dashboard.
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task_pool (List[Any]): The list of tasks in the workflow.
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results (List[Any]): The list of results from running the tasks.
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loop (Optional[asyncio.AbstractEventLoop]): The event loop to use.
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stopping_condition (Optional[Callable]): The stopping condition for the workflow.
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Methods:
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add(tasks: List[Any]) -> None:
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Add tasks to the workflow.
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delete(task: Task = None, tasks: List[Task] = None) -> None:
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Delete a task from the workflow.
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run() -> List[Any]:
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Run the workflow and return the results.
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"""
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name: str = "Async Workflow"
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description: str = "A workflow to run asynchronous tasks"
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max_loops: int = 1
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autosave: bool = True
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dashboard: bool = False
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task_pool: List[Any] = field(default_factory=list)
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results: List[Any] = field(default_factory=list)
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loop: Optional[asyncio.AbstractEventLoop] = None
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stopping_condition: Optional[Callable] = None
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agents: List[Agent] = None
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async def add(self, task: Any = None, tasks: List[Any] = None):
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"""Add tasks to the workflow"""
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try:
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if tasks:
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for task in tasks:
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self.task_pool.extend(tasks)
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elif task:
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self.task_pool.append(task)
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else:
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if task and tasks:
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# Add the task and tasks to the task pool
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self.task_pool.append(task)
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self.task_pool.extend(tasks)
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else:
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raise ValueError(
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"Either task or tasks must be provided"
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)
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except Exception as error:
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logger.error(f"[ERROR][AsyncWorkflow] {error}")
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async def delete(
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self, task: Any = None, tasks: List[Task] = None
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):
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"""Delete a task from the workflow"""
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try:
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if task:
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self.task_pool.remove(task)
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elif tasks:
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for task in tasks:
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self.task_pool.remove(task)
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except Exception as error:
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logger.error(f"[ERROR][AsyncWorkflow] {error}")
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async def run(self):
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"""Run the workflow"""
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if self.loop is None:
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self.loop = asyncio.get_event_loop()
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for i in range(self.max_loops):
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logger.info(
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f"[INFO][AsyncWorkflow] Loop {i + 1}/{self.max_loops}"
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)
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futures = [
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asyncio.ensure_future(task.execute())
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for task in self.task_pool
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]
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self.results = await asyncio.gather(*futures)
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# if self.autosave:
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# self.save()
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# if self.dashboard:
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# self.display()
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# Add a stopping condition to stop the workflow, if provided but stopping_condition takes in a parameter s for string
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if self.stopping_condition:
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if self.stopping_condition(self.results):
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break
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return self.results
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