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PromptFunctions_Inline.cs
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PromptFunctions_Inline.cs
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// Copyright (c) Microsoft. All rights reserved.
using Microsoft.SemanticKernel;
using Microsoft.SemanticKernel.Connectors.OpenAI;
namespace Functions;
public class PromptFunctions_Inline(ITestOutputHelper output) : BaseTest(output)
{
[Fact]
public async Task RunAsync()
{
Console.WriteLine("======== Inline Function Definition ========");
string openAIModelId = TestConfiguration.OpenAI.ChatModelId;
string openAIApiKey = TestConfiguration.OpenAI.ApiKey;
if (openAIModelId is null || openAIApiKey is null)
{
Console.WriteLine("OpenAI credentials not found. Skipping example.");
return;
}
/*
* Example: normally you would place prompt templates in a folder to separate
* C# code from natural language code, but you can also define a semantic
* function inline if you like.
*/
Kernel kernel = Kernel.CreateBuilder()
.AddOpenAIChatCompletion(
modelId: openAIModelId,
apiKey: openAIApiKey)
.Build();
// Function defined using few-shot design pattern
string promptTemplate = @"
Generate a creative reason or excuse for the given event.
Be creative and be funny. Let your imagination run wild.
Event: I am running late.
Excuse: I was being held ransom by giraffe gangsters.
Event: I haven't been to the gym for a year
Excuse: I've been too busy training my pet dragon.
Event: {{$input}}
";
var excuseFunction = kernel.CreateFunctionFromPrompt(promptTemplate, new OpenAIPromptExecutionSettings() { MaxTokens = 100, Temperature = 0.4, TopP = 1 });
var result = await kernel.InvokeAsync(excuseFunction, new() { ["input"] = "I missed the F1 final race" });
Console.WriteLine(result.GetValue<string>());
result = await kernel.InvokeAsync(excuseFunction, new() { ["input"] = "sorry I forgot your birthday" });
Console.WriteLine(result.GetValue<string>());
var fixedFunction = kernel.CreateFunctionFromPrompt($"Translate this date {DateTimeOffset.Now:f} to French format", new OpenAIPromptExecutionSettings() { MaxTokens = 100 });
result = await kernel.InvokeAsync(fixedFunction);
Console.WriteLine(result.GetValue<string>());
}
}