docstr: Predict input data
  
  :param data: data to be predicted.
  :param batch_size: batch size per thread. Default: 4.
  :return: predicted result.
code: def predict(self, data, batch_size):
      """
      Predict input data
  
      :param data: data to be predicted.
      :param batch_size: batch size per thread. Default: 4.
      :return: predicted result.
      """
      raise NotImplementedError
  
file_path: analytics-zoo/pyzoo/zoo/orca/learn/base_estimator.py
imports: from abc import ABC, abstractmethod
label_desc: Use image node_id 2 for calling the BaseEstimator obj's underlying member method code with example usage: obj.predict(data, batch_size) without return types