Advanced Workflow Patterns

Pattern Combination: Conditional Logic + Parallel Execution + Iterative Loops + Custom Processing + Dynamic Routing Compose deterministic patterns to build complex yet predictable workflows.
advanced_workflow_patterns.py
from agno.workflow import Condition, Loop, Parallel, Router, Step, StepOutput, Workflow

def research_post_processor(step_input) -> StepOutput:
    """Post-process and consolidate research data from parallel conditions"""
    research_data = step_input.previous_step_content or ""

    try:
        # Analyze research quality and completeness
        word_count = len(research_data.split())
        has_tech_content = any(keyword in research_data.lower()
                              for keyword in ["technology", "ai", "software", "tech"])
        has_business_content = any(keyword in research_data.lower()
                                  for keyword in ["market", "business", "revenue", "strategy"])

        # Create enhanced research summary
        enhanced_summary = f"""
            ## Research Analysis Report

            **Data Quality:** {"✓ High-quality" if word_count > 200 else "⚠ Limited data"}

            **Content Coverage:**
            - Technical Analysis: {"✓ Completed" if has_tech_content else "✗ Not available"}
            - Business Analysis: {"✓ Completed" if has_business_content else "✗ Not available"}

            **Research Findings:**
            {research_data}
        """.strip()

        return StepOutput(
            content=enhanced_summary,
            success=True,
        )

    except Exception as e:
        return StepOutput(
            content=f"Research post-processing failed: {str(e)}",
            success=False,
            error=str(e)
        )

# Complex workflow combining multiple patterns
workflow = Workflow(
    name="Advanced Multi-Pattern Workflow",
    steps=[
        Parallel(
            Condition(
                name="Tech Check",
                evaluator=is_tech_topic,
                steps=[Step(name="Tech Research", agent=tech_researcher)]
            ),
            Condition(
                name="Business Check",
                evaluator=is_business_topic,
                steps=[
                    Loop(
                        name="Deep Business Research",
                        steps=[Step(name="Market Research", agent=market_researcher)],
                        end_condition=research_quality_check,
                        max_iterations=3
                    )
                ]
            ),
            name="Conditional Research Phase"
        ),
        Step(
            name="Research Post-Processing",
            executor=research_post_processor,
            description="Consolidate and analyze research findings with quality metrics"
        ),
        Router(
            name="Content Type Router",
            selector=content_type_selector,
            choices=[blog_post_step, social_media_step, report_step]
        ),
        Step(name="Final Review", agent=reviewer),
    ]
)

workflow.print_response("Create a comprehensive analysis of sustainable technology trends and their business impact for 2024", markdown=True)
More Examples: