old_contents: from rembed.markdown import extension
  import markdown
  
  from hamcrest import assert_that, contains_string
  
  
  def test_should_get_correct_embedding():
      md = markdown.Markdown(extensions=[extension.REmbedExtension()])
      embedding = md.convert(
          '[!rembed](https://twitter.com/BarackObama/status/266031293945503744)')
      assert_that(embedding, contains_string('Four more years.'))
  
new_contents: from rembed.markdown.extension import REmbedExtension
  import markdown
  
  from hamcrest import assert_that, contains_string
  
  
  def test_should_get_correct_embedding():
      md = markdown.Markdown(extensions=[REmbedExtension()])
      embedding = md.convert(
          '[!rembed](https://twitter.com/BarackObama/status/266031293945503744)')
      assert_that(embedding, contains_string('Four more years.'))
  
subject: Undo refactoring of import