code: def _database_exists():
      client = foo.get_db_client()
      return fo.config.database_name in client.list_database_names()
  
imports: import bisect
  import logging
  import os
  from packaging.requirements import Requirement
  from packaging.version import Version
  import eta.core.utils
  import fiftyone
  import fiftyone.constants
  import fiftyone.core.odm
  import fiftyone.core.utils
label_desc: Use image node_id 10 for calling a global function with example usage: _database_exists() and returns: unknown