def _LookupTargets(names, mapping):
  return [mapping[name] for name in names if name in mapping]
Yields an unodered generator of items in a subfolder.
dataset/ETHPy150Open pyokagan/gyp/pylib/gyp/generator/analyzer.py/_LookupTargets--crossover with--dataset/ETHPy150Open dossier/dossier.web/dossier/web/label_folders.py/Folders.items