code: def __init__(self):
      if lz4 is not None:
          self.fileobj_factory = LZ4FrameFile
      else:
          self.fileobj_factory = None
  
imports: import io
  import zlib
  from joblib.backports import LooseVersion
label_desc: Use image node_id 1 to create a new LZ4CompressorWrapper object from inherited base classes: CompressorWrapper with example: obj = LZ4CompressorWrapper()