■ curl 명령을 사용해 OLLAMA 서버와 통신하는 방법을 보여준다. ▶ 실행 명령
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[윈도우즈] curl -X POST http://localhost:11434/api/generate -H "Content-Type: application/json" -d "{\"model\":\"bnksys/eeve-yanolja-v1:latest\",\"prompt\":\"Hello\"}" [리눅스] curl http://127.0.0.1:11434/api/generate -d "{'model': 'bnksys/eeve-yanolja-v1:latest', 'prompt': 'Hello'}" |
■ Session 클래스를 사용해 OLLAMA 서버와 통신하는 방법을 보여준다. ▶ main.py
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import json import requests from typing import Any class OllamaClient: def __init__(self, baseURL : str = "http://localhost:11434"): self.baseURL = baseURL.rstrip('/') self.session = requests.Session() def generate(self, model : str, prompt : str, stream : bool = False, **keywardArgumentDictionary) -> Any: url = f"{self.baseURL}/api/generate" data = { "model" : model, "prompt" : prompt, "stream" : stream, **keywardArgumentDictionary } try: if stream: return self.session.post(url, json = data, stream = True) else: response = self.session.post(url, json=data) response.raise_for_status() return response.json() except requests.exceptions.RequestException as exception: print(f"API 요청 중 오류 발생 : {exception}") raise def processStreamResponse(response): for line in response.iter_lines(): if line: try: yield json.loads(line) except json.JSONDecodeError as exception: print(f"JSON 파싱 오류 : {exception}") continue def main(): ollamaClient = OllamaClient() model = "bnksys/eeve-yanolja-v1:latest" prompt = "여기어때와 야놀자의 차이점을 알려주세요." try: print("=== 일반 응답 ===") response1 = ollamaClient.generate(model = model, prompt = prompt, stream = False) print(f"질문 : {prompt}") print(f"응답 : {response1['response']}\n") print("=== 스트리밍 응답 ===") print(f"질문 : {prompt}") print( "응답 :", end = " ", flush = True) response2 = ollamaClient.generate(model = model, prompt = prompt, stream = True) for chunkDictionary in processStreamResponse(response2): if chunkDictionary.get("response"): print(chunkDictionary["response"], end = "", flush = True) print() except Exception as exception: print(f"오류 발생 : {exception}") if __name__ == "__main__": main() |
※ pip install requests 명령을 실행했다.
■ HttpClient 클래스를 사용해 OLLAMA 서버와 통신하는 방법을 보여준다. ▶ OllamaRequest.cs
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using System.Text.Json.Serialization; namespace TestProject; /// <summary> /// OLLAMA 요청 /// </summary> public class OllamaRequest { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 모델 - Model /// <summary> /// 모델 /// </summary> [JsonPropertyName("model")] public string Model { get; set; } #endregion #region 프롬프트 - Prompt /// <summary> /// 프롬프트 /// </summary> [JsonPropertyName("prompt")] public string Prompt { get; set; } #endregion #region 스트림 여부 - Stream /// <summary> /// 스트림 여부 /// </summary> [JsonPropertyName("stream")] public bool Stream { get; set; } #endregion } |
▶ OllamaResponse.cs
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using System.Text.Json.Serialization; namespace TestProject; /// <summary> /// OLLAMA 응답 /// </summary> public class OllamaResponse { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 모델 - Model /// <summary> /// 모델 /// </summary> [JsonPropertyName("model")] public string Model { get; set; } #endregion #region 응답 - Response /// <summary> /// 응답 /// </summary> [JsonPropertyName("response")] public string Response { get; set; } #endregion #region 완료 여부 - Done /// <summary> /// 완료 여부 /// </summary> [JsonPropertyName("done")] public bool Done { get; set; } #endregion } |
▶ Program.cs
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using System; using System.Net.Http; using System.Text; using System.Text.Json; using System.Threading.Tasks; namespace TestProject; /// <summary> /// 프로그램 /// </summary> public class Program { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region OLLAMA 요청 보내기 (비동기) - SendOllamaRequestAsync(httpClient, ollamaRequest) /// <summary> /// OLLAMA 요청 보내기 (비동기) /// </summary> /// <param name="httpClient">HTTP 클라이언트</param> /// <param name="ollamaRequest">OLLAMA 요청</param> /// <returns>OLLAMA 응답 태스크</returns> private static async Task<OllamaResponse> SendOllamaRequestAsync(HttpClient httpClient, OllamaRequest ollamaRequest) { string json = JsonSerializer.Serialize ( ollamaRequest, new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase } ); StringContent stringContent = new StringContent(json, Encoding.UTF8, "application/json"); HttpResponseMessage response = await httpClient.PostAsync("/api/generate", stringContent); response.EnsureSuccessStatusCode(); string responseBody = await response.Content.ReadAsStringAsync(); return JsonSerializer.Deserialize<OllamaResponse> ( responseBody, new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase } ); } #endregion #region 프로그램 시작하기 - Main() /// <summary> /// 프로그램 시작하기 /// </summary> /// <returns>태스크</returns> private static async Task Main() { string baseURL = "http://localhost:11434"; using var httpClient = new HttpClient(); httpClient.BaseAddress = new Uri(baseURL); OllamaRequest ollamaRequest = new() { Model = "bnksys/eeve-yanolja-v1:latest", Prompt = "여기어때와 야놀자의 차이점을 알려주세요.", Stream = false }; try { OllamaResponse ollamaResponse = await SendOllamaRequestAsync(httpClient, ollamaRequest); Console.WriteLine($"질문 : {ollamaRequest.Prompt }"); Console.WriteLine($"응답 : {ollamaResponse.Response}"); } catch(Exception exception) { Console.WriteLine($"오류 발생 : {exception.Message}"); } } #endregion } |
TestProject.zip
■ HttpClient 클래스를 사용해 Ollama 연동 파이썬 LLM 서버와 통신하는 방법을 보여준다. ▶ AdditionalKeywordArgument.cs
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namespace TestProject; /// <summary> /// 부가적 키워드 인자 /// </summary> public class AdditionalKeywordArgument { } |
▶ AIMessageChunk.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// AI 메시지 청크 /// </summary> public class AIMessageChunk { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 컨텐트 - Content /// <summary> /// 컨텐트 /// </summary> [JsonProperty("content")] public string Content { get; set; } #endregion #region 부가적 키워드 인자 - AdditionalKeywordArgument /// <summary> /// 부가적 키워드 인자 /// </summary> [JsonProperty("additional_kwargs")] public AdditionalKeywordArgument AdditionalKeywordArgument { get; set; } #endregion #region 응답 메타 데이터 - ResponseMetadata /// <summary> /// 응답 메타 데이터 /// </summary> [JsonProperty("response_metadata")] public ResponseMetadata ResponseMetadata { get; set; } #endregion #region 타입 - Type /// <summary> /// 타입 /// </summary> [JsonProperty("type")] public string Type { get; set; } #endregion #region 명칭 - Name /// <summary> /// 명칭 /// </summary> [JsonProperty("name")] public string Name { get; set; } #endregion #region ID - ID /// <summary> /// ID /// </summary> [JsonProperty("id")] public string ID { get; set; } #endregion #region 예제 여부 - Example /// <summary> /// 예제 여부 /// </summary> [JsonProperty("example")] public bool Example { get; set; } #endregion #region 도구 호출 리스트 - ToolCallList /// <summary> /// 도구 호출 리스트 /// </summary> [JsonProperty("tool_calls")] public ToolCallList ToolCallList { get; set; } #endregion #region 무효 도구 호출 리스트 - InvalidToolCallList /// <summary> /// 무효 도구 호출 리스트 /// </summary> [JsonProperty("invalid_tool_calls")] public InvalidToolCallList InvalidToolCallList { get; set; } #endregion #region 사용 메타 데이터 - UsageMetadata /// <summary> /// 사용 메타 데이터 /// </summary> [JsonProperty("usage_metadata")] public UsageMetadata UsageMetadata { get; set; } #endregion #region 도구 호출 청크 리스트 - ToolCallChunkList /// <summary> /// 도구 호출 청크 리스트 /// </summary> [JsonProperty("tool_call_chunks")] public ToolCallChunkList ToolCallChunkList { get; set; } #endregion } |
▶ InvalidToolCallList.cs
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using System.Collections.Generic; namespace TestProject; /// <summary> /// 무효 도구 호출 리스트 /// </summary> public class InvalidToolCallList : List<object> { } |
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■ WPF 앱에서 배경 애니메이션과 함께 네이버 HyperCLOVA X와 통신하는 방법을 보여준다. ▶ AIFilter.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// AI 필터 /// </summary> public class AIFilter { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 그룹명 - GroupName /// <summary> /// 그룹명 /// </summary> [JsonProperty("groupName")] public string GroupName { get; set; } #endregion #region 명칭 - Name /// <summary> /// 명칭 /// </summary> [JsonProperty("name")] public string Name { get; set; } #endregion #region 점수 - Score /// <summary> /// 점수 /// </summary> [JsonProperty("score")] public string Score { get; set; } #endregion #region 결과 - Result /// <summary> /// 결과 /// </summary> [JsonProperty("result")] public string Result { get; set; } #endregion } |
▶ Message.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// 메시지 /// </summary> public class Message { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 역할 - Role /// <summary> /// 역할 /// </summary> [JsonProperty("role")] public string Role { get; set; } #endregion #region 내용 - Content /// <summary> /// 내용 /// </summary> [JsonProperty("content")] public string Content { get; set; } #endregion } |
▶ RequestMessage.cs
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using System.Collections.Generic; using Newtonsoft.Json; namespace TestProject; /// <summary> /// 요청 메시지 /// </summary> public class RequestMessage { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 메시지 리스트 - MessageList /// <summary> /// 메시지 리스트 /// </summary> [JsonProperty("messages")] public List<Message> MessageList { get; set; } #endregion #region Top P - TopP /// <summary> /// TopP /// </summary> [JsonProperty("topP")] public double TopP { get; set; } #endregion #region Top K - TopK /// <summary> /// TopK /// </summary> [JsonProperty("topK")] public int TopK { get; set; } #endregion #region 최대 토큰 카운트 - MaximumTokenCount /// <summary> /// 최대 토큰 카운트 /// </summary> [JsonProperty("maxTokens")] public int MaximumTokenCount { get; set; } #endregion #region 온도 - Temperature /// <summary> /// 온도 /// </summary> [JsonProperty("temperature")] public double Temperature { get; set; } #endregion #region 반복 패널티 - RepeatPenalty /// <summary> /// 반복 패널티 /// </summary> [JsonProperty("repeatPenalty")] public double RepeatPenalty { get; set; } #endregion #region Stop Before - StopBefore /// <summary> /// Stop Before /// </summary> [JsonProperty("stopBefore")] public List<string> StopBefore { get; set; } #endregion #region AI 필터 포함 여부 - IncludeAIFilters /// <summary> /// AI 필터 포함 여부 /// </summary> [JsonProperty("includeAiFilters")] public bool IncludeAIFilters { get; set; } #endregion #region 시드 - Seed /// <summary> /// 시드 /// </summary> [JsonProperty("seed")] public int Seed { get; set; } #endregion } |
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■ HttpClient 클래스를 사용해 네이버 HyperCLOVA X와 통신하는 방법을 보여준다. (IAsyncEnumerable<T> 객체) ▶ AIFilter.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// AI 필터 /// </summary> public class AIFilter { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 그룹명 - GroupName /// <summary> /// 그룹명 /// </summary> [JsonProperty("groupName")] public string GroupName { get; set; } #endregion #region 명칭 - Name /// <summary> /// 명칭 /// </summary> [JsonProperty("name")] public string Name { get; set; } #endregion #region 점수 - Score /// <summary> /// 점수 /// </summary> [JsonProperty("score")] public string Score { get; set; } #endregion #region 결과 - Result /// <summary> /// 결과 /// </summary> [JsonProperty("result")] public string Result { get; set; } #endregion } |
▶ Message.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// 메시지 /// </summary> public class Message { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 역할 - Role /// <summary> /// 역할 /// </summary> [JsonProperty("role")] public string Role { get; set; } #endregion #region 내용 - Content /// <summary> /// 내용 /// </summary> [JsonProperty("content")] public string Content { get; set; } #endregion } |
▶ RequestMessage.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// 요청 메시지 /// </summary> public class RequestMessage { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 메시지 리스트 - MessageList /// <summary> /// 메시지 리스트 /// </summary> [JsonProperty("messages")] public List<Message> MessageList { get; set; } #endregion #region Top P - TopP /// <summary> /// TopP /// </summary> [JsonProperty("topP")] public double TopP { get; set; } #endregion #region Top K - TopK /// <summary> /// TopK /// </summary> [JsonProperty("topK")] public int TopK { get; set; } #endregion #region 최대 토큰 카운트 - MaximumTokenCount /// <summary> /// 최대 토큰 카운트 /// </summary> [JsonProperty("maxTokens")] public int MaximumTokenCount { get; set; } #endregion #region 온도 - Temperature /// <summary> /// 온도 /// </summary> [JsonProperty("temperature")] public double Temperature { get; set; } #endregion #region 반복 패널티 - RepeatPenalty /// <summary> /// 반복 패널티 /// </summary> [JsonProperty("repeatPenalty")] public double RepeatPenalty { get; set; } #endregion #region Stop Before - StopBefore /// <summary> /// Stop Before /// </summary> [JsonProperty("stopBefore")] public List<string> StopBefore { get; set; } #endregion #region AI 필터 포함 여부 - IncludeAIFilters /// <summary> /// AI 필터 포함 여부 /// </summary> [JsonProperty("includeAiFilters")] public bool IncludeAIFilters { get; set; } #endregion #region 시드 - Seed /// <summary> /// 시드 /// </summary> [JsonProperty("seed")] public int Seed { get; set; } #endregion } |
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■ HttpClient 클래스의 GetAsync 메소드를 사용해 파일을 다운로드하는 방법을 보여준다. ▶ 예제 코드 (C#)
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using System.IO; using System.Net.Http; using System.Threading.Tasks; #region 파일 다운로드하기 (비동기) - DownloadFileAsync(url, filePath) /// <summary> /// 파일 다운로드하기 (비동기) /// </summary> /// <param name="url">URL</param> /// <param name="filePath">파일 경로</param> /// <returns>처리 결과</returns> public async Task<bool> DownloadFileAsync(string url, string filePath) { using HttpClient client = new HttpClient(); try { using HttpResponseMessage response = await client.GetAsync(url, HttpCompletionOption.ResponseHeadersRead); response.EnsureSuccessStatusCode(); using Stream stream = await response.Content.ReadAsStreamAsync(); using FileStream fileStream = new FileStream(filePath, FileMode.Create, FileAccess.Write, FileShare.None); await stream.CopyToAsync(fileStream); return true; } catch(HttpRequestException) { return false; } } #endregion |
■ HttpClient 클래스를 사용해 OLLAMA에게 LLAMA 3 로컬 LLM 통신하는 방법을 보여준다. (스트림) ▶ RequestMessage.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// 요청 메시지 /// </summary> public class RequestMessage { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 모델 - Model /// <summary> /// 모델 /// </summary> [JsonProperty("model")] public string Model { get; set; } #endregion #region 프롬프트 - Prompt /// <summary> /// 프롬프트 /// </summary> [JsonProperty("prompt")] public string Prompt { get; set; } #endregion } |
▶ ResponseMessage.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// 응답 메시지 /// </summary> public class ResponseMessage { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 모델 - Model /// <summary> /// 모델 /// </summary> [JsonProperty("model")] public string Model { get; set; } #endregion #region 생성 시간 - CreateTime /// <summary> /// 생성 시간 /// </summary> [JsonProperty("created_at")] public string CreateTime { get; set; } #endregion #region 응답 - Response /// <summary> /// 응답 /// </summary> [JsonProperty("response")] public string Response { get; set; } #endregion #region 완료 여부 - Done /// <summary> /// 완료 여부 /// </summary> [JsonProperty("done")] public bool Done { get; set; } #endregion } |
▶ APIClient.cs
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using System.Text; using System.Net.Http.Headers; using Newtonsoft.Json; namespace TestProject; /// <summary> /// API 클라이언트 /// </summary> public class APIClient : IDisposable { //////////////////////////////////////////////////////////////////////////////////////////////////// Event ////////////////////////////////////////////////////////////////////////////////////////// Public #region 메시지 도착시 이벤트 - MessageArrived /// <summary> /// 메시지 도착시 이벤트 /// </summary> public event EventHandler<ResponseMessage> MessageArrived; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 리소스 해제 여부 /// </summary> private bool disposed = false; /// <summary> /// BASE URL /// </summary> private const string BASE_URL = "http://localhost:11434"; /// <summary> /// HTTP 클라이언트 /// </summary> private HttpClient client; /// <summary> /// 품질을 갖는 스트림 미디어 타입 헤더 값 /// </summary> private MediaTypeWithQualityHeaderValue streamMediaTypeWithQualityHeaderValue; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region HTTP 클라이언트 - Client /// <summary> /// HTTP 클라이언트 /// </summary> public HttpClient Client { get { return this.client; } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region API 클라이언트 - APIClient() /// <summary> /// API 클라이언트 /// </summary> public APIClient() { this.client = new HttpClient(); this.streamMediaTypeWithQualityHeaderValue = new MediaTypeWithQualityHeaderValue("text/event-stream"); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 채팅 요청하기 (비동기) - RequestChatAsync(requestMessage) /// <summary> /// 채팅 요청하기 (비동기) /// </summary> /// <param name="requestMessage">요청 메시지</param> /// <returns>응답 메시지 태스크</returns> public async Task<List<ResponseMessage>> RequestChatAsync(RequestMessage requestMessage) { if(this.client.DefaultRequestHeaders.Accept.Contains(this.streamMediaTypeWithQualityHeaderValue)) { this.client.DefaultRequestHeaders.Accept.Remove(this.streamMediaTypeWithQualityHeaderValue); } string requestJSON = JsonConvert.SerializeObject(requestMessage); StringContent content = new StringContent(requestJSON, Encoding.UTF8, "application/json"); HttpResponseMessage responseMessage = await this.client.PostAsync($"{BASE_URL}/api/generate", content); responseMessage.EnsureSuccessStatusCode(); string responseString = await responseMessage.Content.ReadAsStringAsync(); return JsonConvert.DeserializeObject<List<ResponseMessage>>($"[{responseString}]"); } #endregion #region 채팅 요청하기 (스트림) (비동기) - RequestChatStreamAsync(requestMessage) /// <summary> /// 채팅 요청하기 (스트림) (비동기) /// </summary> /// <param name="requestMessage">요청 메시지</param> /// <returns>스트리밍 메시지 리스트 태스크</returns> public async Task<List<ResponseMessage>> RequestChatStreamAsync(RequestMessage requestMessage) { if(!this.client.DefaultRequestHeaders.Accept.Contains(this.streamMediaTypeWithQualityHeaderValue)) { this.client.DefaultRequestHeaders.Accept.Add(this.streamMediaTypeWithQualityHeaderValue); } string requestJSON = JsonConvert.SerializeObject(requestMessage); StringContent content = new StringContent(requestJSON, Encoding.UTF8, "application/json"); using var request = new HttpRequestMessage(HttpMethod.Post, $"{BASE_URL}/api/generate"); request.Content = content; using HttpResponseMessage httpResponseMessage = await client.SendAsync(request, HttpCompletionOption.ResponseHeadersRead); httpResponseMessage.EnsureSuccessStatusCode(); using Stream stream = await httpResponseMessage.Content.ReadAsStreamAsync(); using StreamReader reader = new StreamReader(stream); List<ResponseMessage> responseMessageList = new List<ResponseMessage>(); while(!reader.EndOfStream) { string line = await reader.ReadLineAsync(); if(string.IsNullOrWhiteSpace(line)) { continue; } ResponseMessage responseMessage = JsonConvert.DeserializeObject<ResponseMessage>(line); responseMessageList.Add(responseMessage); MessageArrived?.Invoke(this, responseMessage); } return responseMessageList; } #endregion #region 리소스 해제하기 - Dispose() /// <summary> /// 리소스 해제하기 /// </summary> public void Dispose() { Dispose(true); GC.SuppressFinalize(this); } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Protected #region 리소스 해제하기 - Dispose(disposing) /// <summary> /// 리소스 해제하기 /// </summary> /// <param name="disposing">리소스 해제 여부</param> protected virtual void Dispose(bool disposing) { if(!this.disposed) { if(disposing) { if(this.client != null) { this.client.Dispose(); } this.client = null; this.disposed = true; } } } #endregion } |
■ HttpClient 클래스를 사용해 OLLAMA에게 LLAMA 3 로컬 LLM 통신하는 방법을 보여준다. ▶ RequestMessage.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// 요청 메시지 /// </summary> public class RequestMessage { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 모델 - Model /// <summary> /// 모델 /// </summary> [JsonProperty("model")] public string Model { get; set; } #endregion #region 프롬프트 - Prompt /// <summary> /// 프롬프트 /// </summary> [JsonProperty("prompt")] public string Prompt { get; set; } #endregion } |
▶ Program.cs
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using System.Text; using Newtonsoft.Json; namespace TestProject; /// <summary> /// 프로그램 /// </summary> class Program { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region 프로그램 시작하기 - Main() /// <summary> /// 프로그램 시작하기 /// </summary> /// <returns>태스크</returns> static async Task Main() { using HttpClient httpClient = new HttpClient(); httpClient.BaseAddress = new Uri("http://localhost:11434"); RequestMessage requestMessage = new() { Model = "llama3", Prompt = "Hello, how are you?" }; StringContent stringContent = new ( JsonConvert.SerializeObject(requestMessage), Encoding.UTF8, "application/json" ); HttpResponseMessage httpResponseMessage = await httpClient.PostAsync("/api/generate", stringContent); string responseString = await httpResponseMessage.Content.ReadAsStringAsync(); Console.WriteLine(responseString); } #endregion } |
TestProject.zip
■ HttpClient 클래스를 사용해 네이버 HyperCLOVA X와 통신하는 방법을 보여준다. (이벤트) ▶ AIFilter.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// AI 필터 /// </summary> public class AIFilter { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 그룹명 - GroupName /// <summary> /// 그룹명 /// </summary> [JsonProperty("groupName")] public string GroupName { get; set; } #endregion #region 명칭 - Name /// <summary> /// 명칭 /// </summary> [JsonProperty("name")] public string Name { get; set; } #endregion #region 점수 - Score /// <summary> /// 점수 /// </summary> [JsonProperty("score")] public string Score { get; set; } #endregion #region 결과 - Result /// <summary> /// 결과 /// </summary> [JsonProperty("result")] public string Result { get; set; } #endregion } |
▶ Message.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// 메시지 /// </summary> public class Message { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 역할 - Role /// <summary> /// 역할 /// </summary> [JsonProperty("role")] public string Role { get; set; } #endregion #region 내용 - Content /// <summary> /// 내용 /// </summary> [JsonProperty("content")] public string Content { get; set; } #endregion } |
▶ RequestMessage.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// 요청 메시지 /// </summary> public class RequestMessage { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 메시지 리스트 - MessageList /// <summary> /// 메시지 리스트 /// </summary> [JsonProperty("messages")] public List<Message> MessageList { get; set; } #endregion #region Top P - TopP /// <summary> /// TopP /// </summary> [JsonProperty("topP")] public double TopP { get; set; } #endregion #region Top K - TopK /// <summary> /// TopK /// </summary> [JsonProperty("topK")] public int TopK { get; set; } #endregion #region 최대 토큰 카운트 - MaximumTokenCount /// <summary> /// 최대 토큰 카운트 /// </summary> [JsonProperty("maxTokens")] public int MaximumTokenCount { get; set; } #endregion #region 온도 - Temperature /// <summary> /// 온도 /// </summary> [JsonProperty("temperature")] public double Temperature { get; set; } #endregion #region 반복 패널티 - RepeatPenalty /// <summary> /// 반복 패널티 /// </summary> [JsonProperty("repeatPenalty")] public double RepeatPenalty { get; set; } #endregion #region Stop Before - StopBefore /// <summary> /// Stop Before /// </summary> [JsonProperty("stopBefore")] public List<string> StopBefore { get; set; } #endregion #region AI 필터 포함 여부 - IncludeAIFilters /// <summary> /// AI 필터 포함 여부 /// </summary> [JsonProperty("includeAiFilters")] public bool IncludeAIFilters { get; set; } #endregion #region 시드 - Seed /// <summary> /// 시드 /// </summary> [JsonProperty("seed")] public int Seed { get; set; } #endregion } |
▶ ResponseMessage.cs
■ HttpClient 클래스를 사용해 네이버 HyperCLOVA X와 통신하는 방법을 보여준다. ▶ AIFilter.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// AI 필터 /// </summary> public class AIFilter { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 그룹명 - GroupName /// <summary> /// 그룹명 /// </summary> [JsonProperty("groupName")] public string GroupName { get; set; } #endregion #region 명칭 - Name /// <summary> /// 명칭 /// </summary> [JsonProperty("name")] public string Name { get; set; } #endregion #region 점수 - Score /// <summary> /// 점수 /// </summary> [JsonProperty("score")] public string Score { get; set; } #endregion #region 결과 - Result /// <summary> /// 결과 /// </summary> [JsonProperty("result")] public string Result { get; set; } #endregion } |
▶ Message.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// 메시지 /// </summary> public class Message { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 역할 - Role /// <summary> /// 역할 /// </summary> [JsonProperty("role")] public string Role { get; set; } #endregion #region 내용 - Content /// <summary> /// 내용 /// </summary> [JsonProperty("content")] public string Content { get; set; } #endregion } |
▶ RequestMessage.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// 요청 메시지 /// </summary> public class RequestMessage { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 메시지 리스트 - MessageList /// <summary> /// 메시지 리스트 /// </summary> [JsonProperty("messages")] public List<Message> MessageList { get; set; } #endregion #region Top P - TopP /// <summary> /// TopP /// </summary> [JsonProperty("topP")] public double TopP { get; set; } #endregion #region Top K - TopK /// <summary> /// TopK /// </summary> [JsonProperty("topK")] public int TopK { get; set; } #endregion #region 최대 토큰 카운트 - MaximumTokenCount /// <summary> /// 최대 토큰 카운트 /// </summary> [JsonProperty("maxTokens")] public int MaximumTokenCount { get; set; } #endregion #region 온도 - Temperature /// <summary> /// 온도 /// </summary> [JsonProperty("temperature")] public double Temperature { get; set; } #endregion #region 반복 패널티 - RepeatPenalty /// <summary> /// 반복 패널티 /// </summary> [JsonProperty("repeatPenalty")] public double RepeatPenalty { get; set; } #endregion #region Stop Before - StopBefore /// <summary> /// Stop Before /// </summary> [JsonProperty("stopBefore")] public List<string> StopBefore { get; set; } #endregion #region AI 필터 포함 여부 - IncludeAIFilters /// <summary> /// AI 필터 포함 여부 /// </summary> [JsonProperty("includeAiFilters")] public bool IncludeAIFilters { get; set; } #endregion #region 시드 - Seed /// <summary> /// 시드 /// </summary> [JsonProperty("seed")] public int Seed { get; set; } #endregion } |
▶ ResponseMessage.cs
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using Newtonsoft.Json; namespace TestProject; /// <summary> /// 응답 메시지 /// </summary> public class ResponseMessage { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 상태 - Status /// <summary> /// 상태 /// </summary> [JsonProperty("status")] public ResponseStatus Status { get; set; } #endregion #region 결과 - Result /// <summary> /// 결과 /// </summary> [JsonProperty("result")] public ResponseResult Result { get; set; } #endregion } |
■ FastAPI 클래스에서 StreamingResponse 객체를 사용해 응답 스트리밍을 처리하는 방법을 보여준다. ▶ main.py
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import json from pydantic import BaseModel from fastapi import APIRouter from fastapi import Path from fastapi.responses import StreamingResponse from fastapi import FastAPI class TodoItem(BaseModel): id : int item : str class Config: json_schema_extra = { "example" : { "id" : 1, "item" : "Example Schema!" } } class TodoItemUpdate(BaseModel): item : str class Config: json_schema_extra = { "example" : { "item" : "Read the next chapter of the book" } } todoItemList = [] apiRouter = APIRouter() @apiRouter.post("/todo") async def addTodoItem(todoItem : TodoItem) -> dict: todoItemList.append(todoItem) return {"message" : "Todo item added successfully"} @apiRouter.get("/todo") async def getTodoItemList() -> dict: return {"todoItemList" : todoItemList} async def enumerateTodoItemListInternal(): for todoItem in todoItemList: yield json.dumps(todoItem.dict()) + "\n" @apiRouter.get("/todos") async def enumerateTodoItemList(): return StreamingResponse(enumerateTodoItemListInternal(), media_type = "application/json") @apiRouter.get("/todo/{todoItemID}") async def getTodoItem(todoItemID : int = Path(..., title = "The ID of the todo item to retrieve.")) -> dict: for todoItem in todoItemList: if todoItem.id == todoItemID: return {"todoItem" : todoItem} return {"message" : "Todo item with supplied ID doesn't exist."} @apiRouter.put("/todo/{todoItemID}") async def updateTodo(todoItemUpdate: TodoItemUpdate, todoItemID : int = Path(..., title = "The ID of the todo item to be updated.")) -> dict: for todoItem in todoItemList: if todoItem.id == todoItemID: todoItem.item = todoItemUpdate.item return {"message" : "Todo item updated successfully."} return {"message" : "Todo item with supplied ID doesn't exist."} @apiRouter.delete("/todo/{todoItemID}") async def deleteTodo(todoItemID : int) -> dict: for index in range(len(todoItemList)): todoItem = todoItemList[index] if todoItem.id == todoItemID: todoItemList.pop(index) return {"message" : "Todo item deleted successfully."} return {"message" : "Todo item with supplied ID doesn't exist."} @apiRouter.delete("/todo") async def deleteAllTodoItems() -> dict: todoItemList.clear() return {"message" : "All Todo items deleted successfully."} fastAPI = FastAPI() @fastAPI.get("/") def root(): return {"message" : "Hello World"} @fastAPI.get("/home") def home(): return {"message" : "home"} fastAPI.include_router(apiRouter) |
▶ requirements.txt
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annotated-types==0.6.0 anyio==4.3.0 certifi==2024.2.2 click==8.1.7 colorama==0.4.6 dnspython==2.6.1 email_validator==2.1.1 exceptiongroup==1.2.2 fastapi==0.111.0 fastapi-cli==0.0.3 h11==0.14.0 httpcore==1.0.5 httptools==0.6.1 httpx==0.27.0 idna==3.7 itsdangerous==2.2.0 Jinja2==3.1.4 markdown-it-py==3.0.0 MarkupSafe==2.1.5 mdurl==0.1.2 orjson==3.10.3 pydantic==2.7.1 pydantic-extra-types==2.7.0 pydantic-settings==2.2.1 pydantic_core==2.18.2 Pygments==2.18.0 python-dotenv==1.0.1 python-multipart==0.0.9 PyYAML==6.0.1 rich==13.7.1 shellingham==1.5.4 sniffio==1.3.1 starlette==0.37.2 typer==0.12.3 typing_extensions==4.11.0 ujson==5.10.0 uvicorn==0.29.0 uvloop==0.19.0 watchfiles==0.21.0 websockets==12.0 |
▶ 실행 명령
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uvicorn main:fastAPI --reload |
■ HttpClient 클래스의 PostAsJsonAsync/GetFromJsonAsync/GetAsync/PutAsJsonAsync/DeleteAsync 메소드를 사용해 REST API를 호출하는 방법을 보여준다. ※ REST API 서버는 파이썬 서버를 사용했다 : https://icodebroker.com/archives/107331 ▶ TodoItem.cs
■ read_csv 함수를 사용해 특정 URL을 갖는 압축된 CSV 파일을 읽는 방법을 보여준다. ▶ main.py
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import pandas as pd urlString = "https://s3-us-west-2.amazonaws.com/streamlit-demo-data/uber-raw-data-sep14.csv.gz" rowCount = 1000 dataFrame = pd.read_csv(urlString, nrows = rowCount) print(dataFrame) """ Date/Time Lat Lon Base 0 9/1/2014 0:01:00 40.2201 -74.0021 B02512 1 9/1/2014 0:01:00 40.7500 -74.0027 B02512 2 9/1/2014 0:03:00 40.7559 -73.9864 B02512 3 9/1/2014 0:06:00 40.7450 -73.9889 B02512 4 9/1/2014 0:11:00 40.8145 -73.9444 B02512 .. ... ... ... ... 995 9/2/2014 11:11:00 40.7381 -73.9878 B02512 996 9/2/2014 11:14:00 40.7848 -73.9560 B02512 997 9/2/2014 11:14:00 40.7848 -73.9560 B02512 998 9/2/2014 11:17:00 40.7741 -73.9608 B02512 999 9/2/2014 11:18:00 40.7410 -73.7579 B02512 [1000 rows x 4 columns] """ |
▶ requirements.txt
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numpy==2.0.0 pandas==2.2.2 python-dateutil==2.9.0.post0 pytz==2024.1 six==1.16.0 tzdata==2024.1 |
※ pip install
■ Retry 클래스를 사용해 HTTP 요청 오류 발생시 재시도하는 방법을 보여준다. ※ Retry 클래스의 생성자에서 total 인자는 총 재시도 카운트로 connect 인자와
■ HTTPAdapter 클래스의 생성자에서 max_retries 인자를 사용해 HTTP 요청 오류 발생시 재시도하는 방법을 보여준다. ▶ main.py
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from requests.adapters import HTTPAdapter from requests.sessions import Session def printResponse(title, response): print(title ) print(f" response : {response}" ) print(f" response.url : {response.url}" ) print(f" response.headers['content-type'] : {response.headers['content-type']}") print(f" response.encoding : {response.encoding}" ) print(f" response.status_code : {response.status_code}" ) print() def executeHTTPRequest(method, url, retryCount = 3): with Session() as session: httpAdapter = HTTPAdapter(max_retries = retryCount) session.mount("http://" , httpAdapter) session.mount("https://", httpAdapter) return session.request(method = method, url = url) response = executeHTTPRequest("get", "https://icodebroker.com") printResponse("테스트", response) """ 테스트 response : <Response [200]> response.url : https://icodebroker.com/ response.headers['content-type'] : text/html; charset=UTF-8 response.encoding : UTF-8 response.status_code : 200 """ |
▶ requirements.txt
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certifi==2024.6.2 charset-normalizer==3.3.2 idna==3.7 requests==2.32.3 urllib3==2.2.2 |
※ pip
■ requests 패키지를 설치하는 방법을 보여준다. 1. 명령 프롬프트를 실행한다. 2. 명령 프롬프트에서 아래 명령을 실행한다. ▶ 실행 명령
|
1 2 3 |
pip install requests |
■ bs4 패키지를 설치하는 방법을 보여준다. 1. 명령 프롬프트를 실행한다. 2. 명령 프롬프트에서 아래 명령을 실행한다. ▶ 실행 명령
|
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pip bs4 |
■ get 함수의 verify 인자를 사용해 인증서 파일을 설정하는 방법을 보여준다. ▶ 예제 코드 (PY)
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import httpx response = httpx.get(url = "https:/127.0.0.1:443", verify = "./certificate.pem") print(response.status_code) |
■ get 함수의 verify 인자를 사용해 HTTPS 인증서의 검증을 무시하는 방법을 보여준다. ▶ 예제 코드 (PY)
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import httpx response = httpx.get("https://www.daum.net", verify = False) print(response.status_code) # 200 |
■ Request 클래스를 사용해 메소드에서 HTTP Request 객체를 직접 참조하는 방법을 보여준다. • FastAPI는 내부적으로 Starlette를 사용하고 있다. • 필요하다면 FastAPI 대신
■ curl 명령을 사용해 HTTP DELETE 요청에서 데이터 삭제를 요청하는 방법을 보여준다. 1. [명령 프롬프트]를 실행한다. 2. [명령 프롬프트]에서 아래 명령을 실행한다.
■ curl 명령을 사용해 HTTP PUT 요청에서 데이터 수정을 요청하는 방법을 보여준다. 1. [명령 프롬프트]를 실행한다. 2. [명령 프롬프트]에서 아래 명령을 실행한다.
■ curl 명령을 사용해 HTTP POST 요청에서 JWT 토큰을 포함한 신규 데이터 추가를 요청하는 방법을 보여준다. 1. [명령 프롬프트]를 실행한다. 2. [명령
■ curl 명령을 사용해 HTTP POST 요청에서 FORM 인증 방식으로 사용자 로그인하는 방법을 보여준다. 1. [명령 프롬프트]를 실행한다. 2. [명령 프롬프트]에서 아래