顺序过程

from crewai import Crew, Process, Agent, Task, TaskOutput, CrewOutput

# Define your agents
researcher = Agent(
  role='Researcher',
  goal='Conduct foundational research',
  backstory='An experienced researcher with a passion for uncovering insights'
)
analyst = Agent(
  role='Data Analyst',
  goal='Analyze research findings',
  backstory='A meticulous analyst with a knack for uncovering patterns'
)
writer = Agent(
  role='Writer',
  goal='Draft the final report',
  backstory='A skilled writer with a talent for crafting compelling narratives'
)

# Define your tasks
research_task = Task(
  description='Gather relevant data...', 
  agent=researcher, 
  expected_output='Raw Data'
)
analysis_task = Task(
  description='Analyze the data...', 
  agent=analyst, 
  expected_output='Data Insights'
)
writing_task = Task(
  description='Compose the report...', 
  agent=writer, 
  expected_output='Final Report'
)

# Form the crew with a sequential process
report_crew = Crew(
  agents=[researcher, analyst, writer],
  tasks=[research_task, analysis_task, writing_task],
  process=Process.sequential
)

# Execute the crew
result = report_crew.kickoff()

# Accessing the type-safe output
task_output: TaskOutput = result.tasks[0].output
crew_output: CrewOutput = result.output