docstr: Override to always provide full context.
docstr_tok: ["Override","to","always","provide","full","context","."]
code: def _get_batch_context(self, batch):
      """
      Override to always provide full context.
      """
      if "full_text_vec" not in batch:
          logging.warn(
              "Batch does not have full text vec, resorting to text vec"
          )
          return batch.text_vec
      return batch.full_text_vec
  
imports: import torch
  import torch.nn
  import torch.nn.functional
  from typing import Optional, Any, Dict, Tuple, Union
  from parlai.agents.transformer.modules import TransformerGeneratorModel
  from parlai.agents.transformer.transformer import TransformerGeneratorAgent
  from parlai.core.dict import DictionaryAgent
  from parlai.core.message import Message
  from parlai.core.metrics import AverageMetric
  from parlai.core.opt import Opt
  from parlai.core.params import ParlaiParser
  from parlai.core.torch_generator_agent import PPLMetric
  import parlai.utils.logging
label_desc: Use image node_id 4 for calling the DirectorAgent obj's underlying member method code with example usage: obj._get_batch_context(batch) and returns: batch, batch