code: def forward(self, x: torch.Tensor) -> Tuple[torch.Tensor]:
      params_unbounded = [proj(x) for proj in self.proj]
  
      return self.domain_map(*params_unbounded)
  
imports: from typing import Callable, Dict, Optional, Tuple
  import torch
  from torch import nn
  from torch.distributions import AffineTransform, Distribution, Independent, NegativeBinomial, Normal, StudentT, TransformedDistribution
label_desc: Use image node_id 2 for calling the ParameterProjection obj's underlying member method code with example usage: obj.forward(x) and returns: self