support non-azure openai

Author: vermorel

src/Lokad.Prompting/AzureOpenAICompletionClient.cs

@@ -38,8 +38,15 @@ public AzureOpenAICompletionClient(OpenAIClient client, string deployment, int t
         Functions = Array.Empty<FunDef>();
     }
 
+    public static AzureOpenAICompletionClient FromOpenAI(string apiKey, string model, int tokenCapacity, Action<string>? live = null)
+    {
+        var client = new OpenAIClient(apiKey);
+        return new AzureOpenAICompletionClient(client, model /* model used as deployment */, tokenCapacity, live);
+    }
+
     public string GetCompletion(string prompt, CancellationToken cancel = default)
     {
+
         return GetCompletion(prompt, Array.Empty<string>(), out var _, cancel);
     }
 

test/Lokad.Prompting.Tests/NonAzureOpenAI.cs

@@ -0,0 +1,18 @@
+using Xunit;
+namespace Lokad.Prompting.Tests;
+
+public class NonAzureOpenAI
+{
+    [Fact(Skip = "No config setup")]
+    public void SmokeTest()
+    {
+        var model = "gpt-3.5-turbo";
+        var apiKey = "sk-..";
+        var c = AzureOpenAICompletionClient.FromOpenAI(apiKey, model, 4096);
+
+        var r = c.GetCompletion("compose a haiku");
+
+        Assert.NotNull(r);
+        Assert.True(r.Length > 10);
+    }
+}