update version and add gptq_kernels info

setup.py

@@ -313,7 +313,7 @@ def get_version_add(sha: Optional[str] = None) -> str:
     vllm_root = os.path.dirname(os.path.abspath(__file__))
     add_version_path = os.path.join(os.path.join(vllm_root, "vllm"), "version.py")
 
-    version = 'das.opt1.'
+    version = 'das.opt1'
 
     # dtk version
     if os.getenv("ROCM_PATH"):

vllm/_custom_ops.py

@@ -5,7 +5,7 @@ import torch
 try:
     import gptq_kernels
 except Exception:
-    print("INFO: Need to import gptq_kernel with, Please install gptq_kernels from csrc/quantization/gptq .\n") 
+    print("INFO: Please install gptq_kernels if you want to infer gptq model.\n") 
 
 try:
     import vllm._C