code: def teardown_function(func):
      # Removes the test file if it was created.
      files = os.listdir(test_dir)
      if input_file in files:
          os.remove(input_file)
  
      if output_file in files:
          os.remove(output_file)
  
file_path: SALib/tests/test_cli_analyze.py
imports: import subprocess
  from SALib.test_functions import Ishigami
  import numpy
  import pandas
  from io import StringIO
  import re
  import os
  from os.path import join
label_desc: Use image node_id 1 for calling a global function with example usage: teardown_function(func) without return types