old_contents: import os
  
  from unittest.mock import patch
  
  from detectem.settings import get_boolean_value
  
  
  def test_get_boolean_value_with_true():
      with patch.dict('os.environ', {'test': 'True'}):
          assert get_boolean_value('test', False)
  
  
  def test_get_boolean_value_with_false():
      with patch.dict('os.environ', {'test': 'False'}):
          assert not get_boolean_value('test', True)
  
  
  def test_get_boolean_value_with_default():
      with patch.dict('os.environ', {'test': 'xxx'}):
          assert get_boolean_value('test', 'default') == 'default'
  
new_contents: from unittest.mock import patch
  
  from detectem.settings import get_boolean_value
  
  
  def test_get_boolean_value_with_true():
      with patch.dict('os.environ', {'test': 'True'}):
          assert get_boolean_value('test', False)
  
  
  def test_get_boolean_value_with_false():
      with patch.dict('os.environ', {'test': 'False'}):
          assert not get_boolean_value('test', True)
  
  
  def test_get_boolean_value_with_default():
      with patch.dict('os.environ', {'test': 'xxx'}):
          assert get_boolean_value('test', 'default') == 'default'
  
subject: Make linter pass