fix optional error

vllm/envs.py

@@ -237,7 +237,7 @@ if TYPE_CHECKING:
     VLLM_COMPILE_CACHE_SAVE_FORMAT: Literal["binary", "unpacked"] = "binary"
     VLLM_USE_V2_MODEL_RUNNER: bool = False
     # add envs
-    VLLM_OPTEST_URLS_PORT: Optional[int] = None
+    VLLM_OPTEST_URLS_PORT: int | None = None
     VLLM_OPTEST_MODELS_PATH: str = ""
     VLLM_USE_TRITON_PREFIX_FLASH_ATTN: bool = False
     VLLM_USE_FLASH_MLA: bool = False
@@ -248,7 +248,7 @@ if TYPE_CHECKING:
     VLLM_SPEC_DECODE_EAGER: bool = False
     VLLM_PCIE_USE_CUSTOM_ALLREDUCE: bool = False
     VLLM_CUSTOM_ALLREDUCE_SUPPORTED_WORLDSIZE_MAX: int = 16
-    VLLM_ENFORCE_EAGER_BS_THRESHOLD: Optional[int] = None
+    VLLM_ENFORCE_EAGER_BS_THRESHOLD: int | None  = None
     VLLM_HAS_CONTEXT_DEFAULT: bool = False
     VLLM_USE_NN: bool = False
     VLLM_ENABLE_TBO: bool = False

vllm/model_executor/layers/fused_moe/fused_moe.py

@@ -1208,7 +1208,7 @@ def get_moe_configs(
     dtype: str | None,
     block_n: int | None = None,
     block_k: int | None = None,
-    use_nn_moe: Optional[bool] = False,
+    use_nn_moe: bool | None = False,
 ) -> dict[int, Any] | None:
     """
     Return optimized configurations for the fused MoE kernel.
@@ -1365,7 +1365,7 @@ def get_default_config(
     topk: int,
     dtype: str | None,
     block_shape: list[int] | None = None,
-    use_nn_moe: Optional[bool]=False,
+    use_nn_moe: bool | None = False,
 ) -> dict[str, int]:
     if vllm_is_batch_invariant():
         config = {
@@ -1434,7 +1434,7 @@ def try_get_optimal_moe_config(
     dtype: str | None,
     M: int,
     block_shape: list[int] | None = None,
-    use_nn_moe: Optional[bool] = False,
+    use_nn_moe: bool | None = False,
 ) -> dict[str, int]:
     from vllm.model_executor.layers.fused_moe import get_config
 
@@ -1791,7 +1791,7 @@ def inplace_fused_experts(
     block_shape: list[int] | None = None,
     w1_bias: torch.Tensor | None = None,
     w2_bias: torch.Tensor | None = None,
-    use_nn_moe: Optional[bool] = False,
+    use_nn_moe: bool | None = False,
 ) -> None:
     fused_experts_impl(
         hidden_states,
@@ -1850,7 +1850,7 @@ def inplace_fused_experts_fake(
     block_shape: list[int] | None = None,
     w1_bias: torch.Tensor | None = None,
     w2_bias: torch.Tensor | None = None,
-    use_nn_moe: Optional[bool] = False,
+    use_nn_moe: bool | None = False,
 ) -> None:
     pass
 
@@ -1952,7 +1952,7 @@ def outplace_fused_experts_fake(
     block_shape: list[int] | None = None,
     w1_bias: torch.Tensor | None = None,
     w2_bias: torch.Tensor | None = None,
-    use_nn_moe: Optional[bool] = False,
+    use_nn_moe: bool | None = False,
 ) -> torch.Tensor:
     return torch.empty_like(hidden_states)
 
@@ -2002,7 +2002,7 @@ def fused_experts(
     allow_deep_gemm: bool = False,
     allow_cutlass_block_scaled_grouped_gemm: bool = False,
     use_int4_w4a8: bool = False,
-    use_nn_moe: Optional[bool] = False,
+    use_nn_moe: bool | None = False,
 ) -> torch.Tensor:
     if quant_config is None:
         quant_config = FUSED_MOE_UNQUANTIZED_CONFIG
@@ -2145,7 +2145,7 @@ def fused_experts_impl(
     block_shape: list[int] | None = None,
     w1_bias: torch.Tensor | None = None,
     w2_bias: torch.Tensor | None = None,
-    use_nn_moe: Optional[bool] = False,
+    use_nn_moe: bool | None = False,
 ) -> torch.Tensor:
     # Check constraints.
     num_tokens = hidden_states.size(0)

vllm/model_executor/layers/layernorm.py

@@ -249,8 +249,8 @@ class RMSNorm(CustomOp):
     def forward_apex(
         self,
         x: torch.Tensor,
-        residual: Optional[torch.Tensor] = None,
-    ) -> Union[torch.Tensor, Tuple[torch.Tensor, torch.Tensor]]:
+        residual: torch.Tensor | None = None,
+    ) -> torch.Tensor | tuple[torch.Tensor, torch.Tensor]:
         if self.variance_size_override is not None:
             return self.forward_native(x, residual)
         

vllm/model_executor/layers/linear.py

@@ -740,10 +740,10 @@ class MergedColumnParallelLinear(ColumnParallelLinear):
 
     def forward(
         self, input_,
-        rms_weight: Optional[torch.Tensor] = None,
-        residual: Optional[torch.Tensor] = None,
-        update_hd: Optional[bool] = True
-    ) -> Union[torch.Tensor, tuple[torch.Tensor, Optional[Parameter]]]:
+        rms_weight: torch.Tensor | None = None,
+        residual: torch.Tensor | None = None,
+        update_hd:  bool | None = True
+    ) -> torch.Tensor | tuple[torch.Tensor, Parameter] | None:
         if envs.USE_FUSED_RMS_QUANT and rms_weight is not None:
             input_quant_args = None
             assert residual is not None and rms_weight is not None 
@@ -795,7 +795,7 @@ class MergedColumnParallelLinear(ColumnParallelLinear):
         skip_bias_add: bool = False,
         params_dtype: torch.dtype | None = None,
         quant_config: QuantizationConfig | None = None,
-        eps: Optional[float] = 1e-6,
+        eps: float | None = 1e-6,
         prefix: str = "",
         *,
         return_bias: bool = True,