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openai-dotnet/examples/Assistants

examples/Assistants/Example02_FunctionCallingAsync.cs

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`9f9f2936`Jose Arriaga Maldonado2 years ago	1	`using NUnit.Framework;`
	2	`using OpenAI.Assistants;`
	3	`using System;`
	4	`using System.ClientModel;`
	5	`using System.Collections.Generic;`
	6	`using System.Text.Json;`
	7	`using System.Threading.Tasks;`
	8
`8cc6643f`Jose Arriaga Maldonado2 years ago	9	`namespace OpenAI.Examples;`
`9f9f2936`Jose Arriaga Maldonado2 years ago	10
`8cc6643f`Jose Arriaga Maldonado2 years ago	11	`public partial class AssistantExamples`
`9f9f2936`Jose Arriaga Maldonado2 years ago	12	`{`
`9f9f2936`Jose Arriaga Maldonado2 years ago	13	`[Test]`
`8cc6643f`Jose Arriaga Maldonado2 years ago	14	`public async Task Example02_FunctionCallingAsync()`
`9f9f2936`Jose Arriaga Maldonado2 years ago	15	`{`
	16	`#region`
	17	`string GetCurrentLocation()`
	18	`{`
	19	`// Call a location API here.`
	20	`return "San Francisco";`
	21	`}`
	22
	23	`const string GetCurrentLocationFunctionName = "get_current_location";`
	24
	25	`FunctionToolDefinition getLocationTool = new()`
	26	`{`
	27	`FunctionName = GetCurrentLocationFunctionName,`
	28	`Description = "Get the user's current location"`
	29	`};`
	30
	31	`string GetCurrentWeather(string location, string unit = "celsius")`
	32	`{`
	33	`// Call a weather API here.`
	34	`return $"31 {unit}";`
	35	`}`
	36
	37	`const string GetCurrentWeatherFunctionName = "get_current_weather";`
	38
	39	`FunctionToolDefinition getWeatherTool = new()`
	40	`{`
	41	`FunctionName = GetCurrentWeatherFunctionName,`
	42	`Description = "Get the current weather in a given location",`
	43	`Parameters = BinaryData.FromString("""`
	44	`{`
	45	`"type": "object",`
	46	`"properties": {`
	47	`"location": {`
	48	`"type": "string",`
	49	`"description": "The city and state, e.g. Boston, MA"`
	50	`},`
	51	`"unit": {`
	52	`"type": "string",`
	53	`"enum": [ "celsius", "fahrenheit" ],`
	54	`"description": "The temperature unit to use. Infer this from the specified location."`
	55	`}`
	56	`},`
	57	`"required": [ "location" ]`
	58	`}`
	59	`"""),`
	60	`};`
	61	`#endregion`
	62
	63	`// Assistants is a beta API and subject to change; acknowledge its experimental status by suppressing the matching warning.`
	64	`#pragma warning disable OPENAI001`
	65	`AssistantClient client = new(Environment.GetEnvironmentVariable("OPENAI_API_KEY"));`
	66
	67	`#region`
	68	`// Create an assistant that can call the function tools.`
	69	`AssistantCreationOptions assistantOptions = new()`
	70	`{`
`8cc6643f`Jose Arriaga Maldonado2 years ago	71	`Name = "Example: Function Calling",`
`9f9f2936`Jose Arriaga Maldonado2 years ago	72	`Instructions =`
	73	`"Don't make assumptions about what values to plug into functions."`
	74	`+ " Ask for clarification if a user request is ambiguous.",`
	75	`Tools = { getLocationTool, getWeatherTool },`
	76	`};`
	77
	78	`Assistant assistant = await client.CreateAssistantAsync("gpt-4-turbo", assistantOptions);`
	79	`#endregion`
	80
	81	`#region`
	82	`// Create a thread with an initial user message and run it.`
	83	`ThreadCreationOptions threadOptions = new()`
	84	`{`
	85	`InitialMessages = { new ThreadInitializationMessage(["What's the weather like today?"]), },`
	86	`};`
	87
	88	`ThreadRun run = await client.CreateThreadAndRunAsync(assistant.Id, threadOptions);`
	89	`#endregion`
	90
	91	`#region`
	92	`// Poll the run until it is no longer queued or in progress.`
	93	`while (!run.Status.IsTerminal)`
	94	`{`
	95	`await Task.Delay(TimeSpan.FromSeconds(1));`
	96	`run = await client.GetRunAsync(run.ThreadId, run.Id);`
	97
	98	`// If the run requires action, resolve them.`
	99	`if (run.Status == RunStatus.RequiresAction)`
	100	`{`
	101	`List<ToolOutput> toolOutputs = [];`
	102
	103	`foreach (RequiredAction action in run.RequiredActions)`
	104	`{`
	105	`switch (action.FunctionName)`
	106	`{`
	107	`case GetCurrentLocationFunctionName:`
	108	`{`
	109	`string toolResult = GetCurrentLocation();`
	110	`toolOutputs.Add(new ToolOutput(action.ToolCallId, toolResult));`
	111	`break;`
	112	`}`
	113
	114	`case GetCurrentWeatherFunctionName:`
	115	`{`
	116	`// The arguments that the model wants to use to call the function are specified as a`
	117	`// stringified JSON object based on the schema defined in the tool definition. Note that`
	118	`// the model may hallucinate arguments too. Consequently, it is important to do the`
	119	`// appropriate parsing and validation before calling the function.`
	120	`using JsonDocument argumentsJson = JsonDocument.Parse(action.FunctionArguments);`
	121	`bool hasLocation = argumentsJson.RootElement.TryGetProperty("location", out JsonElement location);`
	122	`bool hasUnit = argumentsJson.RootElement.TryGetProperty("unit", out JsonElement unit);`
	123
	124	`if (!hasLocation)`
	125	`{`
	126	`throw new ArgumentNullException(nameof(location), "The location argument is required.");`
	127	`}`
	128
	129	`string toolResult = hasUnit`
	130	`? GetCurrentWeather(location.GetString(), unit.GetString())`
	131	`: GetCurrentWeather(location.GetString());`
	132	`toolOutputs.Add(new ToolOutput(action.ToolCallId, toolResult));`
	133	`break;`
	134	`}`
	135
136	`default:`
137	`{`
138	`// Handle other or unexpected calls.`
139	`throw new NotImplementedException();`
140	`}`
141	`}`
142	`}`
143
144	`// Submit the tool outputs to the assistant, which returns the run to the queued state.`
145	`run = await client.SubmitToolOutputsToRunAsync(run.ThreadId, run.Id, toolOutputs);`
146	`}`
147	`}`
148	`#endregion`
149
150	`#region`
151	`// With the run complete, list the messages and display their content`
152	`if (run.Status == RunStatus.Completed)`
153	`{`
154	`AsyncPageableCollection<ThreadMessage> messages`
155	`= client.GetMessagesAsync(run.ThreadId, resultOrder: ListOrder.OldestFirst);`
156
157	`await foreach (ThreadMessage message in messages)`
158	`{`
159	`Console.WriteLine($"[{message.Role.ToString().ToUpper()}]: ");`
160	`foreach (MessageContent contentItem in message.Content)`
161	`{`
162	`Console.WriteLine($"{contentItem.Text}");`
163
164	`if (contentItem.ImageFileId is not null)`
165	`{`
166	`Console.WriteLine($" <Image File ID> {contentItem.ImageFileId}");`
167	`}`
168
169	`// Include annotations, if any.`
170	`if (contentItem.TextAnnotations.Count > 0)`
171	`{`
172	`Console.WriteLine();`
173	`foreach (TextAnnotation annotation in contentItem.TextAnnotations)`
174	`{`
175	`Console.WriteLine($"* File ID used by file_search: {annotation.InputFileId}");`
176	`Console.WriteLine($"* file_search quote from file: {annotation.InputQuote}");`
177	`Console.WriteLine($"* File ID created by code_interpreter: {annotation.OutputFileId}");`
178	`Console.WriteLine($"* Text to replace: {annotation.TextToReplace}");`
179	`Console.WriteLine($"* Message content index range: {annotation.StartIndex}-{annotation.EndIndex}");`
180	`}`
181	`}`
182
183	`}`
184	`Console.WriteLine();`
185	`}`
186	`}`
187	`else`
188	`{`
189	`throw new NotImplementedException(run.Status.ToString());`
190	`}`
191	`#endregion`
192	`}`
193	`}`

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