code: def _generate_nnb_template(args, nnp, output):
      NnbExporter(nnp, args.batch_size, api_level=args.api).execute(
          None, output, None, args.default_variable_type
      )
      return True
  
file_path: nnabla/python/src/nnabla/utils/converter/commands.py
imports: import collections
  import os
  import sys
  from .nnabla import NnpImporter, NnpExporter
  from .nnablart import NnbExporter, CsrcExporter
  from .utils import func_set_import_nnp, func_set_import_onnx_config, func_set_import_config, func_set_nnabla_support, func_set_onnx_support, func_set_nnabla_version_decorate
  from nnabla.logger import logger
label_desc: Use image node_id 7 for calling a global function with example usage: _generate_nnb_template(args, nnp, output) and returns: True