code: def test_nodepred_model(model):
      os.system(f"dgl configure nodepred --data cora --model {model}")
      assert os.path.exists(f"nodepred_cora_{model}.yaml")
  
      custom_cfg = f"custom_cora_{model}.yaml"
      os.system(
          f"dgl configure nodepred --data cora --model {model} --cfg {custom_cfg}"
      )
      assert os.path.exists(custom_cfg)
  
      custom_script = f"cora_{model}.py"
      os.system(
          f"dgl export --cfg {custom_cfg} --output {custom_script}"
      )
      assert os.path.exists(custom_script)
  
file_path: dgl/tests/go/test_pipeline.py
imports: import os
  import pytest
label_desc: Use image node_id 2 for calling a global function with example usage: test_nodepred_model(model) without return types