openai/openai-go
Publicmirrored from https://github.com/openai/openai-goAvailable
examples/chat-completion-tool-calling/main.go
92lines · modecode
| 1 | package main |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "encoding/json" |
| 6 | "fmt" |
| 7 | |
| 8 | "github.com/openai/openai-go/v3" |
| 9 | ) |
| 10 | |
| 11 | func main() { |
| 12 | client := openai.NewClient() |
| 13 | |
| 14 | ctx := context.Background() |
| 15 | |
| 16 | question := "What is the weather in New York City?" |
| 17 | |
| 18 | print("> ") |
| 19 | println(question) |
| 20 | |
| 21 | params := openai.ChatCompletionNewParams{ |
| 22 | Messages: []openai.ChatCompletionMessageParamUnion{ |
| 23 | openai.UserMessage(question), |
| 24 | }, |
| 25 | Tools: []openai.ChatCompletionToolUnionParam{ |
| 26 | openai.ChatCompletionFunctionTool(openai.FunctionDefinitionParam{ |
| 27 | Name: "get_weather", |
| 28 | Description: openai.String("Get weather at the given location"), |
| 29 | Parameters: openai.FunctionParameters{ |
| 30 | "type": "object", |
| 31 | "properties": map[string]any{ |
| 32 | "location": map[string]string{ |
| 33 | "type": "string", |
| 34 | }, |
| 35 | }, |
| 36 | "required": []string{"location"}, |
| 37 | }, |
| 38 | }), |
| 39 | }, |
| 40 | Seed: openai.Int(0), |
| 41 | Model: openai.ChatModelGPT4o, |
| 42 | } |
| 43 | |
| 44 | // Make initial chat completion request |
| 45 | completion, err := client.Chat.Completions.New(ctx, params) |
| 46 | if err != nil { |
| 47 | panic(err) |
| 48 | } |
| 49 | |
| 50 | toolCalls := completion.Choices[0].Message.ToolCalls |
| 51 | |
| 52 | // Return early if there are no tool calls |
| 53 | if len(toolCalls) == 0 { |
| 54 | fmt.Printf("No function call") |
| 55 | return |
| 56 | } |
| 57 | |
| 58 | // If there is a was a function call, continue the conversation |
| 59 | params.Messages = append(params.Messages, completion.Choices[0].Message.ToParam()) |
| 60 | for _, toolCall := range toolCalls { |
| 61 | if toolCall.Function.Name == "get_weather" { |
| 62 | // Extract the location from the function call arguments |
| 63 | var args map[string]interface{} |
| 64 | err := json.Unmarshal([]byte(toolCall.Function.Arguments), &args) |
| 65 | if err != nil { |
| 66 | panic(err) |
| 67 | } |
| 68 | location := args["location"].(string) |
| 69 | |
| 70 | // Simulate getting weather data |
| 71 | weatherData := getWeather(location) |
| 72 | |
| 73 | // Print the weather data |
| 74 | fmt.Printf("Weather in %s: %s\n", location, weatherData) |
| 75 | |
| 76 | params.Messages = append(params.Messages, openai.ToolMessage(weatherData, toolCall.ID)) |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | completion, err = client.Chat.Completions.New(ctx, params) |
| 81 | if err != nil { |
| 82 | panic(err) |
| 83 | } |
| 84 | |
| 85 | println(completion.Choices[0].Message.Content) |
| 86 | } |
| 87 | |
| 88 | // Mock function to simulate weather data retrieval |
| 89 | func getWeather(location string) string { |
| 90 | // In a real implementation, this function would call a weather API |
| 91 | return "Sunny, 25°C" |
| 92 | } |
| 93 | |