code: def gen_net_def_data(self, model_tag, model_def_data, output_path):
      embed_data = np.frombuffer(model_def_data, dtype=np.uint8)
      self.gen_micro_source_from_array(
          model_tag, embed_data, "micro_net_def.h.jinja2", output_path
      )
  
file_path: mace/tools/python/micro/micro_codegen.py
imports: import numpy
  import os
  from jinja2 import Environment, FileSystemLoader
label_desc: Use image node_id 5 for calling the MicroCodeGen obj's underlying member method code with example usage: obj.gen_net_def_data(model_tag, model_def_data, output_path) without return types