code: def test_LDA_class():
      assert (
          text2mat(
              data, semantic=LatentDirichletAllocation, corpus=data
          )[0].shape[1]
          == 10
      )
  
file_path: hypertools/tests/test_text2mat.py
imports: import numpy
  from hypertools.tools import text2mat
  from sklearn.decomposition import LatentDirichletAllocation
label_desc: Use image node_id 9 for calling a global function with example usage: test_LDA_class() without return types