code: def test_skewt_bbvi_mini_batch_elbo():
      """
      Tests that the ELBO increases
      """
      model = pf.GASLLEV(data=data, family=pf.Skewt())
      x = model.fit(
          "BBVI", iterations=100, mini_batch=32, record_elbo=True
      )
      assert x.elbo_records[-1] > x.elbo_records[0]
  
file_path: pyflux/pyflux/gas/tests/gas_llev_tests_skewt.py
imports: import numpy
  import pyflux
label_desc: Use image node_id 6 for calling a global function with example usage: test_skewt_bbvi_mini_batch_elbo() without return types