polish code with new pre-commit rule (#2923)

fastdeploy/model_executor/forward_meta.py

@@ -30,6 +30,7 @@ class ForwardMode(IntEnum):
     """
     Forward mode used during attention.
     """
+
     # Prefill and Extend mode
     EXTEND = auto()
     # Decode mode
@@ -38,23 +39,24 @@ class ForwardMode(IntEnum):
     MIXED = auto()
 
     def is_prefill(self):
-        """ Is Extend mode """
+        """Is Extend mode"""
         return self == ForwardMode.EXTEND
 
     def is_decode(self):
-        """ Is Decode mode """
+        """Is Decode mode"""
         return self == ForwardMode.DECODE
 
     def is_mixed(self):
-        """ Is Mixed mode """
+        """Is Mixed mode"""
         return self == ForwardMode.MIXED
 
 
 @dataclass
-class ForwardMeta():
+class ForwardMeta:
     """
     ForwardMeta is used to store the global meta information of the model forward.
     """
+
     # Input tokens IDs
     input_ids: paddle.Tensor
     # Input tokens IDs of removed padding
@@ -100,7 +102,7 @@ class ForwardMeta():
     caches: Optional[list[paddle.Tensor]] = None
 
     def clear_caches(self):
-        """ Safely clean up the caches """
+        """Safely clean up the caches"""
         if self.caches:
             del self.caches
 
@@ -110,6 +112,7 @@ class XPUForwardMeta(ForwardMeta):
     """
     XPUForwardMeta is used to store the global meta information of the forward, and some XPU specific meta info.
     """
+
     # TODO(wanghaitao): Supplementary notes
     #
     encoder_batch_map: Optional[paddle.Tensor] = None