Fix load config when using bools

Signed-off-by: madt2709 <theodore.dias@hotmail.co.uk>

tests/data/test_config.yaml

@@ -1,3 +1,4 @@
 port: 12312
 served_model_name: mymodel
 tensor_parallel_size: 2
+trust_remote_code: true

tests/test_utils.py

@@ -141,6 +141,7 @@ def parser_with_config():
     parser.add_argument('--config', type=str)
     parser.add_argument('--port', type=int)
     parser.add_argument('--tensor-parallel-size', type=int)
+    parser.add_argument('--trust-remote-code', action='store_true')
     return parser
 
 
@@ -214,6 +215,7 @@ def test_config_args(parser_with_config):
     args = parser_with_config.parse_args(
         ['serve', 'mymodel', '--config', './data/test_config.yaml'])
     assert args.tensor_parallel_size == 2
+    assert args.trust_remote_code
 
 
 def test_config_file(parser_with_config):

vllm/utils.py

@@ -1283,8 +1283,12 @@ def _load_config_file(file_path: str) -> List[str]:
             raise ex
 
         for key, value in config.items():
-            processed_args.append('--' + key)
-            processed_args.append(str(value))
+            if isinstance(value, bool):
+                if value:
+                    processed_args.append('--' + key)
+            else:
+                processed_args.append('--' + key)
+                processed_args.append(str(value))
 
         return processed_args