code: def get_examples(self, phase):
      if phase == "train":
          return self.get_train_examples()
      elif phase == "dev":
          return self.get_dev_examples()
      elif phase == "test":
          return self.get_test_examples()
      elif phase == "val":
          return self.get_val_examples()
      elif phase == "predict":
          return self.get_predict_examples()
      else:
          raise ValueError("Invalid phase: %s" % phase)
  
imports: import os
  from paddlehub.utils.log import logger
label_desc: Use image node_id 7 for calling the BaseDataset obj's underlying member method code with example usage: obj.get_examples(phase) and returns: self, self, self, self, self