code: def open(cls, path, jpeg_quality=75):
          "Open compressed data, without transcoding"
          filename = fspath(path)
  
          p_compdata = ffi.new('L_COMP_DATA **')
          result = lept.l_generateCIDataForPdf(
              os.fsencode(filename), ffi.NULL, jpeg_quality, p_compdata
          )
          if result != 0:
              raise LeptonicaError("CompressedData.open")
          return CompressedData(p_compdata[0]f open(cls, path, jpeg_quality=75):
          "Open compressed data, without transcoding"
          filename = fspath(path)
  
          p_compdata = ffi.new('L_COMP_DATA **')
          result = lept.l_generateCIDataForPdf(
              os.fsencode(filename), ffi.NULL, jpeg_quality, p_compdata
          )
          if result != 0:
              raise LeptonicaError("CompressedData.open")
          return CompressedData(p_compdata[0])
docs: Open compressed data, without transcoding