code: def get_database_revision():
      """Gets the current revision of the database.
  
      Returns:
          the database revision string
      """
      config = foo.get_db_config()
      return config.version
  
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 3 for calling a global function with example usage: get_database_revision() and returns: config