code: def __post_init__(self):
      super().__post_init__()
      assert (
          0 <= self.beta <= 1
      ), f"Beta parameter must be in [0-1]. Got {self.beta}."
  
imports: from pydantic.dataclasses import dataclass
  from ..vae import VAEConfig
label_desc: Use image node_id 1 for calling the CIWAEConfig obj's underlying member method code with example usage: obj.__post_init__() without return types