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[BREAKING] Python: Remove workflow register factory methods. Update tests and samples #3781

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Merged
moonbox3 merged 2 commits into from
Feb 10, 2026
Merged

[BREAKING] Python: Remove workflow register factory methods. Update tests and samples #3781

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2a99356
Remove workflow register factory methods. Update tests and samples
moonbox3 Feb 10, 2026
f68cb35
Address Copilot feedback
moonbox3 Feb 10, 2026
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649 changes: 98 additions & 551 deletions python/packages/core/agent_framework/_workflows/_workflow_builder.py
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30 changes: 15 additions & 15 deletions python/packages/core/tests/workflow/test_workflow_agent.py
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Original file line number Diff line number Diff line change
Expand Up @@ -670,16 +670,20 @@ async def _iter():
return ResponseStream(_iter(), finalizer=AgentResponse.from_updates)

@executor
async def start_executor(messages: list[ChatMessage], ctx: WorkflowContext[AgentExecutorRequest, str]) -> None:
async def start_exec(messages: list[ChatMessage], ctx: WorkflowContext[AgentExecutorRequest, str]) -> None:
await ctx.yield_output("Start output")
await ctx.send_message(AgentExecutorRequest(messages=messages, should_respond=True))

# Build workflow: start -> agent1 (no output) -> agent2 (output_response=True)
builder = WorkflowBuilder(start_executor="start", output_executors=["start", "agent2"])
builder.register_executor(lambda: start_executor, "start")
builder.register_agent(lambda: MockAgent("agent1", "Agent1 output - should NOT appear"), "agent1")
builder.register_agent(lambda: MockAgent("agent2", "Agent2 output - SHOULD appear"), "agent2")
workflow = builder.add_edge("start", "agent1").add_edge("agent1", "agent2").build()
agent1 = MockAgent("agent1", "Agent1 output - should NOT appear")
agent2 = MockAgent("agent2", "Agent2 output - SHOULD appear")

# Build workflow: start -> agent1 (no output) -> agent2 (output visible)
workflow = (
WorkflowBuilder(start_executor=start_exec, output_executors=[start_exec, agent2])
.add_edge(start_exec, agent1)
.add_edge(agent1, agent2)
.build()
)

agent = WorkflowAgent(workflow=workflow, name="Test Agent")
result = await agent.run("Test input")
Expand Down Expand Up @@ -754,17 +758,13 @@ async def _iter():
return ResponseStream(_iter(), finalizer=AgentResponse.from_updates)

@executor
async def start_executor(messages: list[ChatMessage], ctx: WorkflowContext[AgentExecutorRequest]) -> None:
async def start_exec(messages: list[ChatMessage], ctx: WorkflowContext[AgentExecutorRequest]) -> None:
await ctx.send_message(AgentExecutorRequest(messages=messages, should_respond=True))

mock_agent = MockAgent("agent", "Unique response text")

# Build workflow with single agent
workflow = (
WorkflowBuilder(start_executor="start")
.register_executor(lambda: start_executor, "start")
.register_agent(lambda: MockAgent("agent", "Unique response text"), "agent")
.add_edge("start", "agent")
.build()
)
workflow = WorkflowBuilder(start_executor=start_exec).add_edge(start_exec, mock_agent).build()

agent = WorkflowAgent(workflow=workflow, name="Test Agent")
result = await agent.run("Test input")
Expand Down
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