text: import importlib
  import logging
  
  from ..conf import config
  from ..exceptions import StorageError
  
  logger = logging.getLogger(__name__)
  
  
  def get_storage(name=None):
      if not name:
          name = config.APP_STORAGE
  
      module_path = 'grab_screen.storages.{}'.format(name)
  
      try:
          module_ = importlib.import_module(module_path)
          return module_.Storage()
      except (ImportError, AttributeError):
          logger.error("Cannot find storage '%s' by path '%s", name, module_path)
          raise StorageError("Storage '%s' doesn't exist." % name)
  