Fixed readme example code

README.md

@@ -84,8 +84,18 @@ using LLama;
 string modelPath = "<Your model path>"; // change it to your own model path
 var prompt = "Transcript of a dialog, where the User interacts with an Assistant named Bob. Bob is helpful, kind, honest, good at writing, and never fails to answer the User's requests immediately and with precision.\r\n\r\nUser: Hello, Bob.\r\nBob: Hello. How may I help you today?\r\nUser: Please tell me the largest city in Europe.\r\nBob: Sure. The largest city in Europe is Moscow, the capital of Russia.\r\nUser:"; // use the "chat-with-bob" prompt here.
 
+// Load a model
+var parameters = new ModelParams(modelPath)
+{
+    ContextSize = 1024,
+    Seed = 1337,
+    GpuLayerCount = 5
+};
+using var model = LLamaWeights.LoadFromFile(parameters);
+
 // Initialize a chat session
-var ex = new InteractiveExecutor(new LLamaModel(new ModelParams(modelPath, contextSize: 1024, seed: 1337, gpuLayerCount: 5)));
+using var context = model.CreateContext(parameters);
+var ex = new InteractiveExecutor(context);
 ChatSession session = new ChatSession(ex);
 
 // show the prompt