prompt: Your task is to convert an English description into an ASCII tree format using this style:
  ```
  [lang]
   +--@modal
   |   +--(.)feed
   |   `--(.)photos
   |       `--[id]
   +--feed
   `--photos
       `--[id]
  ```
  
  Convert this description:
  
  call_caching2 is a fundamental directory that bundles 2 subdirectories: __snapshots__ and lib.
  In the root directory, '__snapshots__' has been left empty.
  At the top level, The 'lib' repository features 1 folders for code organization.
  In nested path 'lib > __snapshots__', '__snapshots__' hasn't been filled with any content.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "call_caching2\n +--__snapshots__\n `--lib\n     `--__snapshots__", "description": "call_caching2 is a fundamental directory that bundles 2 subdirectories: __snapshots__ and lib.\nIn the root directory, '__snapshots__' has been left empty.\nAt the top level, The 'lib' repository features 1 folders for code organization.\nIn nested path 'lib > __snapshots__', '__snapshots__' hasn't been filled with any content.\n"}