class_docstr: Context manager base class for data module/loader implementations.
docstr: Returns the training data in a form required by the target DL framework.
docstr_tok: ["Returns","the","training","data","in","a","form","required","by","the","target","DL","framework","."]
code: def train_data(self):
      """Returns the training data in a form required by the target DL framework."""
      pass
  
file_path: horovod/horovod/spark/common/datamodule.py
imports: from abc import ABC, abstractmethod
label_desc: Use image node_id 4 for calling the DataModule obj's underlying member method code with example usage: obj.train_data() without return types