human
Complete the below
@pytest.fixture(scope=u'function')
def remove_cheese_file(request):

    ''''Remove the cheese text file which is created by the tests.'
    '''
assistant
#Here is the Python code you requested.
    def fin_remove_cheese_file():
        if os.path.exists(u'tests/files/cheese.txt'):
            os.remove(u'tests/files/cheese.txt')
    request.addfinalizer(fin_remove_cheese_file)