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swarms/docs/swarms/structs/concurrentworkflow.md

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ConcurrentWorkflow Documentation

Overview

The ConcurrentWorkflow class is designed to facilitate the concurrent execution of multiple agents, each tasked with solving a specific query or problem. This class is particularly useful in scenarios where multiple agents need to work in parallel, allowing for efficient resource utilization and faster completion of tasks. The workflow manages the execution, collects metadata, and optionally saves the results in a structured format.

Key Features

  • Concurrent Execution: Runs multiple agents simultaneously using Python's asyncio and ThreadPoolExecutor.
  • Metadata Collection: Gathers detailed metadata about each agent's execution, including start and end times, duration, and output.
  • Customizable Output: Allows the user to save metadata to a file or return it as a string or dictionary.
  • Error Handling: Catches and logs errors during agent execution, ensuring the workflow can continue.

Class Definitions

AgentOutputSchema

The AgentOutputSchema class is a data model that captures the output and metadata for each agent's execution. It inherits from pydantic.BaseModel and provides structured fields to store essential information.

Attribute Type Description
run_id Optional[str] Unique ID for the run, automatically generated using uuid.
agent_name Optional[str] Name of the agent that executed the task.
task Optional[str] The task or query given to the agent.
output Optional[str] The output generated by the agent.
start_time Optional[datetime] The time when the agent started the task.
end_time Optional[datetime] The time when the agent completed the task.
duration Optional[float] The total time taken to complete the task, in seconds.

MetadataSchema

The MetadataSchema class is another data model that aggregates the outputs from all agents involved in the workflow. It also inherits from pydantic.BaseModel and includes fields for additional workflow-level metadata.

Attribute Type Description
swarm_id Optional[str] Unique ID for the workflow run, generated using uuid.
task Optional[str] The task or query given to all agents.
description Optional[str] A description of the workflow, typically indicating concurrent execution.
agents Optional[List[AgentOutputSchema]] A list of agent outputs and metadata.
timestamp Optional[datetime] The timestamp when the workflow was executed.

ConcurrentWorkflow

The ConcurrentWorkflow class is the core class that manages the concurrent execution of agents. It inherits from BaseSwarm and includes several key attributes and methods to facilitate this process.

Attributes

Attribute Type Description
name str The name of the workflow. Defaults to "ConcurrentWorkflow".
description str A brief description of the workflow.
agents List[Agent] A list of agents to be executed concurrently.
metadata_output_path str Path to save the metadata output. Defaults to "agent_metadata.json".
auto_save bool Flag indicating whether to automatically save the metadata.
output_schema BaseModel The output schema for the metadata, defaults to MetadataSchema.
max_loops int Maximum number of loops for the workflow, defaults to 1.
return_str_on bool Flag to return output as string. Defaults to False.
agent_responses List[str] List of agent responses as strings.

Methods

ConcurrentWorkflow.__init__

Initializes the ConcurrentWorkflow class with the provided parameters.

Parameters

Parameter Type Default Value Description
name str "ConcurrentWorkflow" The name of the workflow.
description str "Execution of multiple agents concurrently" A brief description of the workflow.
agents List[Agent] [] A list of agents to be executed concurrently.
metadata_output_path str "agent_metadata.json" Path to save the metadata output.
auto_save bool False Flag indicating whether to automatically save the metadata.
output_schema BaseModel MetadataSchema The output schema for the metadata.
max_loops int 1 Maximum number of loops for the workflow.
return_str_on bool False Flag to return output as string.
agent_responses List[str] [] List of agent responses as strings.

Raises

  • ValueError: If the list of agents is empty or if the description is empty.

ConcurrentWorkflow._run_agent

Runs a single agent with the provided task and tracks its output and metadata.

Parameters

Parameter Type Description
agent Agent The agent instance to run.
task str The task or query to give to the agent.
executor ThreadPoolExecutor The thread pool executor to use for running the agent task.

Returns

  • AgentOutputSchema: The metadata and output from the agent's execution.

Detailed Explanation

This method handles the execution of a single agent by offloading the task to a thread using ThreadPoolExecutor. It also tracks the time taken by the agent to complete the task and logs relevant information. If an exception occurs during execution, it captures the error and includes it in the output.

ConcurrentWorkflow.transform_metadata_schema_to_str

Transforms the metadata schema into a string format.

Parameters

Parameter Type Description
schema MetadataSchema The metadata schema to transform.

Returns

  • str: The metadata schema as a formatted string.

Detailed Explanation

This method converts the metadata stored in MetadataSchema into a human-readable string format, particularly focusing on the agent names and their respective outputs. This is useful for quickly reviewing the results of the concurrent workflow in a more accessible format.

ConcurrentWorkflow._execute_agents_concurrently

Executes multiple agents concurrently with the same task.

Parameters

Parameter Type Description
task str The task or query to give to all agents.

Returns

  • MetadataSchema: The aggregated metadata and outputs from all agents.

Detailed Explanation

This method is responsible for managing the concurrent execution of all agents. It uses asyncio.gather to run multiple agents simultaneously and collects their outputs into a MetadataSchema object. This aggregated metadata can then be saved or returned depending on the workflow configuration.

ConcurrentWorkflow.run

Runs the workflow for the provided task, executes agents concurrently, and saves metadata.

Parameters

Parameter Type Description
task str The task or query to give to all agents.

Returns

  • Dict[str, Any]: The final metadata as a dictionary.

Detailed Explanation

This is the main method that a user will call to execute the workflow. It manages the entire process from starting the agents to collecting and optionally saving the metadata. The method also provides flexibility in how the results are returned—either as a JSON dictionary or as a formatted string.

Usage Examples

Example 1: Basic Usage

import os

from swarms import Agent, ConcurrentWorkflow, OpenAIChat

# Initialize agents
model = OpenAIChat(
    api_key=os.getenv("OPENAI_API_KEY"),
    model_name="gpt-4o-mini",
    temperature=0.1,
)


# Define custom system prompts for each social media platform
TWITTER_AGENT_SYS_PROMPT = """
You are a Twitter marketing expert specializing in real estate. Your task is to create engaging, concise tweets to promote properties, analyze trends to maximize engagement, and use appropriate hashtags and timing to reach potential buyers.
"""

INSTAGRAM_AGENT_SYS_PROMPT = """
You are an Instagram marketing expert focusing on real estate. Your task is to create visually appealing posts with engaging captions and hashtags to showcase properties, targeting specific demographics interested in real estate.
"""

FACEBOOK_AGENT_SYS_PROMPT = """
You are a Facebook marketing expert for real estate. Your task is to craft posts optimized for engagement and reach on Facebook, including using images, links, and targeted messaging to attract potential property buyers.
"""

LINKEDIN_AGENT_SYS_PROMPT = """
You are a LinkedIn marketing expert for the real estate industry. Your task is to create professional and informative posts, highlighting property features, market trends, and investment opportunities, tailored to professionals and investors.
"""

EMAIL_AGENT_SYS_PROMPT = """
You are an Email marketing expert specializing in real estate. Your task is to write compelling email campaigns to promote properties, focusing on personalization, subject lines, and effective call-to-action strategies to drive conversions.
"""

# Initialize your agents for different social media platforms
agents = [
    Agent(
        agent_name="Twitter-RealEstate-Agent",
        system_prompt=TWITTER_AGENT_SYS_PROMPT,
        llm=model,
        max_loops=1,
        dynamic_temperature_enabled=True,
        saved_state_path="twitter_realestate_agent.json",
        user_name="swarm_corp",
        retry_attempts=1,
    ),
    Agent(
        agent_name="Instagram-RealEstate-Agent",
        system_prompt=INSTAGRAM_AGENT_SYS_PROMPT,
        llm=model,
        max_loops=1,
        dynamic_temperature_enabled=True,
        saved_state_path="instagram_realestate_agent.json",
        user_name="swarm_corp",
        retry_attempts=1,
    ),
    Agent(
        agent_name="Facebook-RealEstate-Agent",
        system_prompt=FACEBOOK_AGENT_SYS_PROMPT,
        llm=model,
        max_loops=1,
        dynamic_temperature_enabled=True,
        saved_state_path="facebook_realestate_agent.json",
        user_name="swarm_corp",
        retry_attempts=1,
    ),
    Agent(
        agent_name="LinkedIn-RealEstate-Agent",
        system_prompt=LINKEDIN_AGENT_SYS_PROMPT,
        llm=model,
        max_loops=1,
        dynamic_temperature_enabled=True,
        saved_state_path="linkedin_realestate_agent.json",
        user_name="swarm_corp",
        retry_attempts=1,
    ),
    Agent(
        agent_name="Email-RealEstate-Agent",
        system_prompt=EMAIL_AGENT_SYS_PROMPT,
        llm=model,
        max_loops=1,
        dynamic_temperature_enabled=True,
        saved_state_path="email_realestate_agent.json",
        user_name="swarm_corp",
        retry_attempts=1,
    ),
]

# Initialize workflow
workflow = ConcurrentWorkflow(
    name = "Real Estate Marketing Swarm",
    agents=agents,
    metadata_output_path="metadata.json",
    description="Concurrent swarm of content generators for real estate!",
    auto_save=True,
)

# Run workflow
task = "Analyze the financial impact of a new product launch."
metadata = workflow.run(task)
print(metadata)

Example 2: Custom Output Handling

# Run workflow with string output
workflow = ConcurrentWorkflow(agents=agents, return_str_on=True)
metadata_str = workflow.run(task)
print(metadata_str)

Example 3: Error Handling and Debugging

try:
    metadata = workflow.run(task)
except ValueError as e:
    print(f"An error occurred: {e}")

Tips and Best Practices

  • Agent Initialization: Ensure that all agents are correctly initialized with their required configurations before passing them to ConcurrentWorkflow.
  • Metadata Management: Use the auto_save flag to automatically save metadata if you plan to run multiple workflows in succession.
  • Concurrency Limits: Adjust the number of agents based on your system's capabilities to avoid overloading resources.
  • Error Handling: Implement try-except blocks when running workflows to catch and handle exceptions gracefully.

References and Resources