fix various warnings -- deprecations (#265)

Author: davidkoski

Applications/LoRATrainingExample/ContentView.swift

@@ -123,7 +123,7 @@ class LoRAEvaluator {
 
     var output = ""
 
-    private let modelConfiguration = ModelRegistry.mistral7B4bit
+    private let modelConfiguration = LLMRegistry.mistral7B4bit
     private var model: ModelState = .idle
 
     private let loraLayers = 4

Applications/VLMEval/README.md

@@ -19,7 +19,7 @@ The example application uses Qwen-VL-2B model by default, see [ContentView.swift
 
 ```swift
 self.modelContainer = try await VLMModelFactory.shared.loadContainer(
-    configuration: ModelRegistry.qwen2VL2BInstruct4Bit)
+    configuration: VLMRegistry.qwen2VL2BInstruct4Bit)
 ```
 
 The application:

Libraries/MLXLLM/Documentation.docc/using-model.md

@@ -10,7 +10,7 @@ A model is typically loaded by using a `ModelFactory` and a `ModelConfiguration`
 // e.g. LLMModelFactory.shared
 let modelFactory: ModelFactory
 
-// e.g. MLXLLM.ModelRegistry.llama3_8B_4bit
+// e.g. LLMRegistry.llama3_8B_4bit
 let modelConfiguration: ModelConfiguration
 
 let container = try await modelFactory.loadContainer(configuration: modelConfiguration)

Libraries/MLXLLM/LLMModelFactory.swift

@@ -231,7 +231,7 @@ private struct LLMUserInputProcessor: UserInputProcessor {
 ///
 /// ```swift
 /// let modelContainer = try await LLMModelFactory.shared.loadContainer(
-///     configuration: ModelRegistry.llama3_8B_4bit)
+///     configuration: LLMRegistry.llama3_8B_4bit)
 /// ```
 public class LLMModelFactory: ModelFactory {
 

Libraries/MLXLMCommon/README.md

@@ -16,7 +16,7 @@ A model is typically loaded by using a `ModelFactory` and a `ModelConfiguration`
 // e.g. VLMModelFactory.shared
 let modelFactory: ModelFactory
 
-// e.g. MLXVLM.ModelRegistry.paligemma3bMix4488bit
+// e.g. VLMRegistry.paligemma3bMix4488bit
 let modelConfiguration: ModelConfiguration
 
 let container = try await modelFactory.loadContainer(configuration: modelConfiguration)

Libraries/MLXVLM/VLMModelFactory.swift

@@ -159,7 +159,7 @@ public typealias ModelRegistry = VLMRegistry
 ///
 /// ```swift
 /// let modelContainer = try await VLMModelFactory.shared.loadContainer(
-///     configuration: ModelRegistry.paligemma3bMix4488bit)
+///     configuration: VLMRegistry.paligemma3bMix4488bit)
 /// ```
 public class VLMModelFactory: ModelFactory {
 

Tools/llm-tool/LLMTool.swift

@@ -285,10 +285,10 @@ struct EvaluateCommand: AsyncParsableCommand {
         let vlm = !image.isEmpty || !video.isEmpty
         if vlm {
             modelFactory = VLMModelFactory.shared
-            defaultModel = MLXVLM.ModelRegistry.qwen2VL2BInstruct4Bit
+            defaultModel = MLXVLM.VLMRegistry.qwen2VL2BInstruct4Bit
         } else {
             modelFactory = LLMModelFactory.shared
-            defaultModel = MLXLLM.ModelRegistry.mistral7B4bit
+            defaultModel = MLXLLM.LLMRegistry.mistral7B4bit
         }
 
         // Load the model

Tools/llm-tool/LoraCommands.swift

@@ -22,7 +22,7 @@ struct LoRACommand: AsyncParsableCommand {
     )
 }
 
-private let defaultModel = MLXLLM.ModelRegistry.mistral7B4bit.name
+private let defaultModel = MLXLLM.LLMRegistry.mistral7B4bit.name
 
 /// Common arguments for loading a LoRA mdoel with adapter weights
 struct LoRAModelArguments: ParsableArguments, Sendable {
@@ -210,7 +210,7 @@ struct LoRAFuseCommand: AsyncParsableCommand {
         let inputURL = await modelContainer.configuration.modelDirectory()
         let enumerator = FileManager.default.enumerator(
             at: inputURL, includingPropertiesForKeys: nil)!
-        for case let url as URL in enumerator {
+        for url in enumerator.allObjects.compactMap({ $0 as? URL }) {
             // copy everything except the model weights -- we will write out the fused one below
             if url.pathExtension == "safetensors" {
                 continue