class_docstr: Load Predefined Pipelines
class_docstr_tok: ["Load","Predefined","Pipelines"]
code: def _load_builtins(name: str) -> bool:
      file_path = get_builtin_pipe_file(name)
      if file_path is None:
          return False
      PipelineLoader._load_pipeline_from_file(name, file_path)
      return True
  
file_path: towhee/towhee/runtime/pipeline_loader.py
imports: import pathlib
  import hashlib
  import threading
  import importlib
  from towhee.pipelines import get_builtin_pipe_file
  from towhee.hub import get_pipeline
label_desc: Use image node_id 3 for calling the PipelineLoader obj's underlying member method code with example usage: obj._load_builtins(name) and returns: True, False