code: def svd_model(document_data):
      svd_model = topic_model(
          document_data,
          model_type="SVD",
          num_topics=5,
          no_below=1,
          no_above=0.8,
      )
      return svd_model
  
imports: import pandas
  import numpy
  import matplotlib
  import sklearn
  import pytest
  from data_describe.text.topic_modeling import topic_model
label_desc: Use image node_id 4 for calling a global function with example usage: svd_model(document_data) and returns: svd_model