code: def build_echo_app_typed(args: TypedArgs):
      return Echo.bind(args.message)
  
file_path: ray/python/ray/serve/tests/test_config_files/arg_builders.py
imports: from ray import serve
  from ray._private.pydantic_compat import BaseModel
label_desc: Use image node_id 2 for calling a global function with example usage: build_echo_app_typed(args) and returns: Echo