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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def lmx_h4k_f16k():
 """HParams for training languagemodel_lm1b32k_packed. 1470M Params."""

  hparams = lmx_base()
  hparams.hidden_size = 4096
  hparams.filter_size = 16384
  hparams.batch_size = 1024
  hparams.weight_dtype = "bfloat16"
  return hparams