[Minor] Many cleanup (#1357)

python/sglang/srt/server.py

@@ -272,7 +272,6 @@ async def retrieve_file_content(file_id: str):
 
 def launch_server(
     server_args: ServerArgs,
-    model_override_args: Optional[dict] = None,
     pipe_finish_writer: Optional[mp.connection.Connection] = None,
 ):
     """Launch an HTTP server."""
@@ -317,7 +316,6 @@ def launch_server(
             tp_rank_range,
             server_args,
             ports[3],
-            model_override_args,
         )
 
         try:
@@ -328,7 +326,7 @@ def launch_server(
             return
 
     # Launch processes
-    tokenizer_manager = TokenizerManager(server_args, port_args, model_override_args)
+    tokenizer_manager = TokenizerManager(server_args, port_args)
     if server_args.chat_template:
         load_chat_template_for_openai_api(tokenizer_manager, server_args.chat_template)
     pipe_controller_reader, pipe_controller_writer = mp.Pipe(duplex=False)
@@ -341,7 +339,7 @@ def launch_server(
 
     proc_controller = mp.Process(
         target=start_controller_process,
-        args=(server_args, port_args, pipe_controller_writer, model_override_args),
+        args=(server_args, port_args, pipe_controller_writer),
     )
     proc_controller.start()
 
@@ -501,7 +499,6 @@ class Runtime:
     def __init__(
         self,
         log_level: str = "error",
-        model_override_args: Optional[dict] = None,
         *args,
         **kwargs,
     ):
@@ -525,7 +522,7 @@ class Runtime:
 
         proc = mp.Process(
             target=launch_server,
-            args=(self.server_args, model_override_args, pipe_writer),
+            args=(self.server_args, pipe_writer),
         )
         proc.start()
         pipe_writer.close()