class_docstr: Pipeline built by a list of Transform instance.
class_docstr_tok: ["Pipeline","built","by","a","list","of","Transform","instance","."]
docstr: Warm up Pipeline by iterate over all transfroms.
docstr_tok: ["Warm","up","Pipeline","by","iterate","over","all","transfroms","."]
code: def warm_up(self, vocabs):
      """Warm up Pipeline by iterate over all transfroms."""
      for transform in self.transforms:
          transform.warm_up(vocabs)
  
imports: import torch
  from onmt.utils.logging import logger
  from onmt.utils.misc import check_path
label_desc: Use image node_id 3 for calling the TransformPipe obj's underlying member method code with example usage: obj.warm_up(vocabs) without return types