fix(server_args): handle tokenizer init conflicts (#11776)

python/sglang/srt/server_args.py

@@ -1406,6 +1406,26 @@ class ServerArgs:
                 "Please choose one tokenizer batching approach."
             )
 
+        if self.skip_tokenizer_init:
+            if self.tokenizer_worker_num != 1:
+                logger.warning(
+                    "skip_tokenizer_init=True disables tokenizer workers; forcing tokenizer_worker_num=1 "
+                    f"(requested {self.tokenizer_worker_num})."
+                )
+                self.tokenizer_worker_num = 1
+
+            if self.enable_tokenizer_batch_encode:
+                logger.warning(
+                    "skip_tokenizer_init=True ignores --enable-tokenizer-batch-encode; disabling it."
+                )
+                self.enable_tokenizer_batch_encode = False
+
+            if self.enable_dynamic_batch_tokenizer:
+                logger.warning(
+                    "skip_tokenizer_init=True ignores --enable-dynamic-batch-tokenizer; disabling it."
+                )
+                self.enable_dynamic_batch_tokenizer = False
+
     def _handle_environment_variables(self):
         os.environ["SGLANG_ENABLE_TORCH_COMPILE"] = (
             "1" if self.enable_torch_compile else "0"
@@ -3279,7 +3299,6 @@ class ServerArgs:
                     "  Please manually install torch 2.6.x."
                 )
 
-        # Check multi tokenizer
         assert self.tokenizer_worker_num > 0, "Tokenizer worker num must >= 1"
         self.validate_buckets_rule(
             "--prompt-tokens-buckets", self.prompt_tokens_buckets