docstr: Parallelize the model across device
          
docstr_tok: ["Parallelize","the","model","across","device"]
code: def parallelize(self, device_map=None):
      r"""Parallelize the model across device"""
      if hasattr(self.plm, "parallelize"):
          self.plm.parallelize(device_map)
          self.device_map = self.plm.device_map
          self.template.cuda()
          self.verbalizer.cuda()
      else:
          raise NotImplementedError(
              "parallelize method was not implemented for this plm."
          )
  
imports: from typing import *
  from utils import round_list, signature
  import paddle
label_desc: Use image node_id 10 for calling the ErniePromptforClassification obj's underlying member method code with example usage: obj.parallelize(device_map) without return types