text: #!/usr/bin/env python3
  # Copyright (c) Facebook, Inc. and its affiliates.
  #
  # This source code is licensed under the MIT license found in the
  # LICENSE file in the root directory of this source tree.
  
  """
  IMPORTANT: The order of imports in this file is critical, and they must not be
  re-ordered by a formatter.
  
  isort:skip_file
  """
  # fmt: off
  
  from .storage import Storage, StorageInput, StorageOutput  # usort:skip
  from .cli_object_storage import CLIObjectStorage  # usort:skip
  
  __all__ = [Storage, StorageInput, StorageOutput, CLIObjectStorage]
  
  # Register implementations with Storage
  from . import filesystem_storage, s3_storage  # usort:skip # noqa: F401
  try:
      # Import FB-specific implementations if available
      from . import facebook  # noqa: F401
  except ImportError:  # pragma: no cover
      pass
  