removed the direct console output for now, will add logging later

src/TensorFlowHub/Utils.cs

@@ -28,22 +28,14 @@ namespace Tensorflow.Hub
             var fileSaveTo = Path.Combine(dirSaveTo, fileName);
 
             if (File.Exists(fileSaveTo))
+                return;
+            
+            Directory.CreateDirectory(dirSaveTo);
+                
+            using (var wc = new WebClient())
             {
-                //TODO:maybe you can check file's hashcode and "donglowad.info" to complete file ...
-                Console.WriteLine($"{fileSaveTo} already exists.");
+                await wc.DownloadFileTaskAsync(url, fileSaveTo);
             }
-            else
-            {
-                if (!Directory.Exists(dirSaveTo))
-                    Directory.CreateDirectory(dirSaveTo);
-
-                using (var wc = new WebClient())
-                {
-                    await wc.DownloadFileTaskAsync(url, fileSaveTo);
-                }
-
-            }
-
         }
 
         public static async Task UnzipAsync<TDataSet>(this IModelLoader<TDataSet> modelLoader, string zipFile, string saveTo)
@@ -52,8 +44,7 @@ namespace Tensorflow.Hub
             if (!Path.IsPathRooted(saveTo))
                 saveTo = Path.Combine(AppContext.BaseDirectory, saveTo);
 
-            if (!Directory.Exists(saveTo))
-                Directory.CreateDirectory(saveTo);
+            Directory.CreateDirectory(saveTo);
 
             if (!Path.IsPathRooted(zipFile))
                 zipFile = Path.Combine(AppContext.BaseDirectory, zipFile);