code: def is_stub_body(node: LN) -> bool:
      """Return True if `node` is a simple statement containing an ellipsis."""
      if not isinstance(node, Node) or node.type != syms.simple_stmt:
          return False
  
      if len(node.children) != 2:
          return False
  
      child = node.children[0]
      return (
          not child.prefix.strip()
          and child.type == syms.atom
          and len(child.children) == 3
          and all(
              leaf == Leaf(token.DOT, ".") for leaf in child.children
          )
      )
  
imports: import sys
  from typing import Final, Generic, Iterator, List, Optional, Set, Tuple, TypeVar, Union
  from mypy_extensions import mypyc_attr
  from black.cache import CACHE_DIR
  from black.mode import Mode, Preview
  from black.strings import get_string_prefix, has_triple_quotes
  from blib2to3 import pygram
  from blib2to3.pgen2 import token
  from blib2to3.pytree import NL, Leaf, Node, type_repr
label_desc: Use image node_id 25 for calling a global function with example usage: is_stub_body(node) and returns: unknown, False, False