adding dotnet lessons, also adding simpler notebooks for ch07 and ch08 to make it easier for the learner

Author: Chris

06-text-generation-apps/app-recipe.py

@@ -24,7 +24,6 @@
 
 
 # engine
-engine = os.getenv("ENGINE")
 
 # deployment_id
 deployment_name = os.getenv("DEPLOYMENT_NAME")

07-building-chat-applications/dotnet/notebook-azure-openai.dib

@@ -0,0 +1,37 @@
+#!meta
+
+{"kernelInfo":{"defaultKernelName":"csharp","items":[{"aliases":[],"name":"csharp"}]}}
+
+#!csharp
+
+#r "nuget: Azure.AI.OpenAI, 1.0.0-beta.8"
+
+#!csharp
+
+using Azure;
+using Azure.AI.OpenAI;
+using static System.Environment;
+
+#!csharp
+
+string endpoint = "<replace with endpoint>";
+string key = "<replace with API key>";
+
+OpenAIClient client = new(new Uri(endpoint), new AzureKeyCredential(key));
+
+var chatCompletionsOptions = new ChatCompletionsOptions()
+{
+    Messages =
+    {
+        new ChatMessage(ChatRole.System, "You are the president of France"),
+        new ChatMessage(ChatRole.System, "You have just resigned"),
+         new ChatMessage(ChatRole.User, "What tasks needs doing?")
+    },
+    MaxTokens = 100
+};
+
+Response<ChatCompletions> response = client.GetChatCompletions("gpt-35-turbo", chatCompletionsOptions);
+
+Console.WriteLine(response.Value.Choices[0].Message.Content);
+
+Console.WriteLine();

07-building-chat-applications/notebook-simple-azure-openai.ipynb

@@ -0,0 +1,68 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import os\n",
+    "import openai\n",
+    "\n",
+    "openai.api_type = \"azure\"\n",
+    "openai.api_version = os.getenv(\"AZURE_OPENAI_API_VERSION\",\"\").strip()\n",
+    "\n",
+    "API_KEY = os.getenv(\"AZURE_OPENAI_API_KEY\",\"\").strip()\n",
+    "assert API_KEY, \"ERROR: Azure OpenAI Key is missing\"\n",
+    "openai.api_key = API_KEY\n",
+    "\n",
+    "RESOURCE_ENDPOINT = os.getenv(\"OPENAI_API_BASE\",\"\").strip()\n",
+    "assert RESOURCE_ENDPOINT, \"ERROR: Azure OpenAI Endpoint is missing\"\n",
+    "assert \"openai.azure.com\" in RESOURCE_ENDPOINT.lower(), \"ERROR: Azure OpenAI Endpoint should be in the form: \\n\\n\\t<your unique endpoint identifier>.openai.azure.com\"\n",
+    "openai.api_base = RESOURCE_ENDPOINT\n",
+    "deployment = \"gpt-35-turbo\" # replace with your deployment name"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Create your first prompt\n",
+    "text_prompt = \" My foot hurts, what can be wrong?\"\n",
+    "\n",
+    "response = openai.ChatCompletion.create(\n",
+    "  engine=deployment,\n",
+    "  messages = [\n",
+    "      {\"role\":\"system\", \"content\":\"I'm a doctor, specialist on surgery\"},\n",
+    "      {\"role\":\"user\",\"content\":text_prompt},])\n",
+    "\n",
+    "\n",
+    "response['choices'][0]['message']['content']"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.10.11"
+  },
+  "orig_nbformat": 4
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}

08-building-search-applications/dotnet/notebook-azure-openai.dib

@@ -0,0 +1,61 @@
+#!meta
+
+{"kernelInfo":{"defaultKernelName":"csharp","items":[{"aliases":[],"name":"csharp"}]}}
+
+#!csharp
+
+#r "nuget: Azure.AI.OpenAI, 1.0.0-beta.9"
+
+#!csharp
+
+using Azure;
+using Azure.AI.OpenAI;
+
+#!csharp
+
+#r "nuget:Microsoft.DotNet.Interactive.AIUtilities, 1.0.0-beta.23557.4"
+
+using Microsoft.DotNet.Interactive;
+using Microsoft.DotNet.Interactive.AIUtilities;
+
+#!csharp
+
+var azureOpenAIKey = "<replace with API key>";
+var azureOpenAIEndpoint = "<replace with endpoint>";
+var deployment = "<replace with deployment name, should be of type ADA embedding for Azure Open AI>";
+
+#!csharp
+
+OpenAIClient client = new (new Uri(azureOpenAIEndpoint), new AzureKeyCredential(azureOpenAIKey));
+
+#!csharp
+
+var source = "Car";
+var compareTo = "Vehicle";
+var parrot = "A bird";
+
+var parrotEmbeddings = await client.GetEmbeddingsAsync(new EmbeddingsOptions(deployment, new []{ parrot }));
+
+// vector version
+var embeddings = await client.GetEmbeddingsAsync(new EmbeddingsOptions(deployment, new []{ source }));
+
+// vector version
+var embeddingsCompareTo = await client.GetEmbeddingsAsync(new EmbeddingsOptions(deployment, new []{ compareTo }));
+
+var sourceValue = embeddings.Value.Data[0].Display();
+Console.WriteLine(sourceValue);
+var compareToValue = embeddingsCompareTo.Value.Data[0].Display();
+Console.WriteLine(compareToValue);
+
+#!csharp
+
+var comparer = new CosineSimilarityComparer<float[]>(f => f);
+var carArray = embeddings.Value.Data[0].Embedding.ToArray(); // float []
+var vehicleArray = embeddingsCompareTo.Value.Data[0].Embedding.ToArray(); // float []
+var parrotArray = parrotEmbeddings.Value.Data[0].Embedding.ToArray(); // float []
+
+var score = comparer.Score(carArray, vehicleArray);
+Console.WriteLine(score);
+
+score = comparer.Score(carArray, parrotArray);
+Console.WriteLine(score);