class_docstr: Abstract class for model trainers.
class_docstr_tok: ["Abstract","class","for","model","trainers","."]
code: def train(self, data, **kwargs):
      pass
  
file_path: neural-structured-learning/research/gam/gam/trainer/trainer_base.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import abc
  import numpy
  import tensorflow
label_desc: Use image node_id 2 for calling the Trainer obj's underlying member method code with example usage: obj.train(data) without return types