wehub-resource-sync
56 lines
2.1 KiB
C#
56 lines
2.1 KiB
C#
// Copyright (c) Microsoft. All rights reserved.
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using System.ComponentModel;
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using System.Globalization;
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using Microsoft.SemanticKernel;
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namespace Functions;
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// This example shows how to use kernel arguments when invoking functions.
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public class Arguments(ITestOutputHelper output) : BaseTest(output)
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{
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[Fact]
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public async Task RunAsync()
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{
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Console.WriteLine("======== Arguments ========");
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Kernel kernel = new();
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var textPlugin = kernel.ImportPluginFromType<StaticTextPlugin>();
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var arguments = new KernelArguments()
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{
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["input"] = "Today is: ",
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["day"] = DateTimeOffset.Now.ToString("dddd", CultureInfo.CurrentCulture)
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};
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// ** Different ways of executing functions with arguments **
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// Specify and get the value type as generic parameter
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string? resultValue = await kernel.InvokeAsync<string>(textPlugin["AppendDay"], arguments);
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Console.WriteLine($"string -> {resultValue}");
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// If you need to access the result metadata, you can use the non-generic version to get the FunctionResult
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FunctionResult functionResult = await kernel.InvokeAsync(textPlugin["AppendDay"], arguments);
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var metadata = functionResult.Metadata;
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// Specify the type from the FunctionResult
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Console.WriteLine($"FunctionResult.GetValue<string>() -> {functionResult.GetValue<string>()}");
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// FunctionResult.ToString() automatically converts the result to string
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Console.WriteLine($"FunctionResult.ToString() -> {functionResult}");
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}
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public sealed class StaticTextPlugin
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{
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[KernelFunction, Description("Change all string chars to uppercase")]
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public static string Uppercase([Description("Text to uppercase")] string input) =>
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input.ToUpperInvariant();
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[KernelFunction, Description("Append the day variable")]
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public static string AppendDay(
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[Description("Text to append to")] string input,
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[Description("Value of the day to append")] string day) =>
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input + day;
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}
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}
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