text: Title: how to solve this problem about pydantic V2? 跑代码在运行web.py时说pydantic版本不对，我使用liunx系统下跑的
  Body: PydanticImportError: `pydantic:parse_raw_as` has been removed in V2.
  
  For further information visit https://errors.pydantic.dev/2.6/u/import-error
  
  
  
  PyTorch  2.1.0
  Python  3.10(ubuntu22.04)
  Cuda  12.1
  
  