update attention kernels and version

csrc/attention/attention_kernels.cu

@@ -91,7 +91,7 @@ __device__ void paged_attention_kernel(
     const int max_num_blocks_per_seq,
     const float* __restrict__ alibi_slopes,  // [num_heads]
     const int q_stride, const int kv_block_stride, const int kv_head_stride,
-    const float kv_scale, const int tp_rank, const int blocksparse_local_blocks,
+    const float k_scale, const float v_scale, const int tp_rank, const int blocksparse_local_blocks,
     const int blocksparse_vert_stride, const int blocksparse_block_size,
     const int blocksparse_head_sliding_step) {}
 
@@ -345,7 +345,7 @@ __device__ void paged_attention_kernel(
             Quant_vec k_vec_quant = *reinterpret_cast<const Quant_vec*>(
                 k_ptr + offset1 * BLOCK_SIZE * x + offset2);
             k_vecs[j] = fp8::scaled_convert<K_vec, Quant_vec, KV_DTYPE>(
-                k_vec_quant, kv_scale);
+                k_vec_quant, k_scale);
           }
         }
       }

setup.py

@@ -394,21 +394,21 @@ def get_version_add(sha: Optional[str] = None) -> str:
     # torch version
     version += ".torch" + torch.__version__[:5]
     
-    new_version_content = f"""\  
-    import warnings  
+    new_version_content = f"""
+import warnings  
     
-    try:  
+try:  
     import vllm.commit_id  
     __commit__ = vllm.commit_id.__commit__  
-    except Exception as e:  
-        warnings.warn(f"Failed to read commit hash:\\n{e}",  
+except Exception as e:  
+    warnings.warn(f"Failed to read commit hash:\\n + str(e)",  
                 RuntimeWarning,  
                 stacklevel=2)  
     __commit__ = "COMMIT_HASH_PLACEHOLDER"  
 
-    __version__ = "0.5.3.post1"  
-    __dcu_version__ = '0.5.3.post1+{version}'
-    """.format(version=version)
+__version__ = "0.5.3.post1"  
+__dcu_version__ = f'0.5.3.post1+{version}'
+"""
     
     with open(add_version_path, encoding="utf-8",mode="w") as file:
         file.write(new_version_content)