Change to store_true for simpler cli usage

Author: c-salomonsen

utils/arg_parser.py

@@ -35,8 +35,7 @@ def get_args():
 
     parser.add_argument(
         "--download-data",
-        type=bool,
-        default=False,
+        action="store_true",
         help="Whether the data should be downloaded or not. Might cause code to start a bit slowly.",
     )
 
@@ -70,20 +69,15 @@ def get_args():
         nargs="+",
         help="Which metric to use for evaluation",
     )
-    
-    parser.add_argument(
-        '--imagesize',
-        type=int,
-        default=28,
-        help='Imagesize'
-    )
-    
+
+    parser.add_argument("--imagesize", type=int, default=28, help="Imagesize")
+
     parser.add_argument(
-        '--nr_channels',
+        "--nr_channels",
         type=int,
         default=1,
-        choices=[1,3],
-        help='Number of image channels'
+        choices=[1, 3],
+        help="Number of image channels",
     )
 
     # Training specific values