docstr: Run as a service.
docstr_tok: ["Run","as","a","service","."]
code: def serving_method(self, texts):
      """
      Run as a service.
      """
      results = self.generate(texts)
      return results
  
file_path: PaddleHub/modules/text/text_generation/ernie_tiny_couplet/module.py
imports: import os
  import ast
  import argparse
  import paddlehub
  from paddlehub.module.module import moduleinfo, serving, runnable
  from paddlehub.module.nlp_module import DataFormatError
label_desc: Use image node_id 5 for calling the ErnieTinyCouplet obj's underlying member method code with example usage: obj.serving_method(texts) and returns: results