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90 lines
2.3 KiB
Go
90 lines
2.3 KiB
Go
/*
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* Copyright 2025 CloudWeGo Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package main
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import (
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"context"
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"log"
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"time"
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"github.com/cloudwego/eino/adk"
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"github.com/cloudwego/eino/adk/prebuilt/planexecute"
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"github.com/cloudwego/eino-examples/adk/common/prints"
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"github.com/cloudwego/eino-examples/adk/common/trace"
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"github.com/cloudwego/eino-examples/adk/multiagent/plan-execute-replan/agent"
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)
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func main() {
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ctx := context.Background()
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traceCloseFn, startSpanFn := trace.AppendCozeLoopCallbackIfConfigured(ctx)
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defer traceCloseFn(ctx)
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planAgent, err := agent.NewPlanner(ctx)
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if err != nil {
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log.Fatalf("agent.NewPlanner failed, err: %v", err)
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}
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executeAgent, err := agent.NewExecutor(ctx)
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if err != nil {
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log.Fatalf("agent.NewExecutor failed, err: %v", err)
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}
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replanAgent, err := agent.NewReplanAgent(ctx)
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if err != nil {
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log.Fatalf("agent.NewReplanAgent failed, err: %v", err)
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}
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entryAgent, err := planexecute.New(ctx, &planexecute.Config{
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Planner: planAgent,
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Executor: executeAgent,
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Replanner: replanAgent,
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MaxIterations: 20,
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})
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if err != nil {
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log.Fatalf("NewPlanExecuteAgent failed, err: %v", err)
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}
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r := adk.NewRunner(ctx, adk.RunnerConfig{
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Agent: entryAgent,
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})
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query := `Plan a 3-day trip to Beijing in Next Month. I need flights from New York, hotel recommendations, and must-see attractions.
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Today is 2025-09-09.`
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ctx, endSpanFn := startSpanFn(ctx, "plan-execute-replan", query)
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iter := r.Query(ctx, query)
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var lastMessage adk.Message
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for {
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event, ok := iter.Next()
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if !ok {
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break
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}
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prints.Event(event)
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if event.Output != nil {
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lastMessage, _, err = adk.GetMessage(event)
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}
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}
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endSpanFn(ctx, lastMessage)
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// wait for all span to be ended
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time.Sleep(5 * time.Second)
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}
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