original_docstring: Convert text-string to input tensor.
  
          Args:
              strings (list[str]): ['hello', 'world'].
          Returns:
              tensors (list[torch.Tensor]): [torch.Tensor([1,2,3,3,4]),
                  torch.Tensor([5,4,6,3,7])].
          
docstring: Convert text-string to input tensor.
docstring_tokens: Convert text - string to input tensor .
code: def str2tensor(self, strings):
          """Convert text-string to input tensor.
  
          Args:
              strings (list[str]): ['hello', 'world'].
          Returns:
              tensors (list[torch.Tensor]): [torch.Tensor([1,2,3,3,4]),
                  torch.Tensor([5,4,6,3,7])].
          """
          raise NotImplementedError
code_tokens: def str2tensor ( self , strings ) : raise NotImplementedError
short_docstring: Convert text-string to input tensor.
short_docstring_tokens: Convert text - string to input tensor .
comment: """Convert text-string to input tensor.
  
          Args:
              strings (list[str]): ['hello', 'world'].
          Returns:
              tensors (list[torch.Tensor]): [torch.Tensor([1,2,3,3,4]),
                  torch.Tensor([5,4,6,3,7])].
          """