main.go•3.02 kB
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"context"
"errors"
"fmt"
"strings"
"github.com/firebase/genkit/go/ai"
"github.com/firebase/genkit/go/genkit"
"github.com/firebase/genkit/go/plugins/googlegenai"
"google.golang.org/genai"
)
func main() {
ctx := context.Background()
// Initialize Genkit with Google AI plugin
g := genkit.Init(ctx, genkit.WithPlugins(&googlegenai.GoogleAI{}))
// Define a flow to demonstrate code execution
genkit.DefineFlow(g, "codeExecutionFlow", func(ctx context.Context, _ any) (string, error) {
m := googlegenai.GoogleAIModel(g, "gemini-2.5-flash-preview-04-17")
if m == nil {
return "", errors.New("failed to find model")
}
problem := "find the sum of first 5 prime numbers"
fmt.Printf("Problem: %s\n", problem)
// Generate response with code execution enabled
fmt.Println("Sending request to Gemini...")
resp, err := genkit.Generate(ctx, g,
ai.WithModel(m),
ai.WithConfig(&genai.GenerateContentConfig{
Temperature: genai.Ptr[float32](0.2),
Tools: []*genai.Tool{
{
CodeExecution: &genai.ToolCodeExecution{},
},
},
}),
ai.WithPrompt(problem))
if err != nil {
return "", err
}
// You can also use the helper function for simpler code
fmt.Println("\n=== INTERNAL CODE EXECUTION ===")
displayCodeExecution(resp.Message)
fmt.Println("\n=== COMPLETE INTERNAL CODE EXECUTION ===")
text := resp.Text()
fmt.Println(text)
return text, nil
})
<-ctx.Done()
}
// DisplayCodeExecution prints the code execution results from a message in a formatted way.
// This is a helper for applications that want to display code execution results to users.
func displayCodeExecution(msg *ai.Message) {
// Extract and display executable code
code := googlegenai.GetExecutableCode(msg)
fmt.Printf("Language: %s\n", code.Language)
fmt.Printf("```%s\n%s\n```\n", code.Language, code.Code)
// Extract and display execution results
result := googlegenai.GetCodeExecutionResult(msg)
fmt.Printf("\nExecution result:\n")
fmt.Printf("Status: %s\n", result.Outcome)
fmt.Printf("Output:\n")
if strings.TrimSpace(result.Output) == "" {
fmt.Printf(" <no output>\n")
} else {
lines := strings.SplitSeq(result.Output, "\n")
for line := range lines {
fmt.Printf(" %s\n", line)
}
}
// Display any explanatory text
for _, part := range msg.Content {
if part.IsText() {
fmt.Printf("\nExplanation:\n%s\n", part.Text)
}
}
}