Add new line at the end of file

tests/test_advanced.py

@@ -5,10 +5,12 @@ def test_nested():
     text = md('<p>This is an <a href="http://example.com/">example link</a>.</p>')
     assert text == 'This is an [example link](http://example.com/).\n\n'
 
+
 def test_ignore_comments():
     text = md("<!-- This is a comment -->")
     assert text == ""
 
+
 def test_ignore_comments_with_other_tags():
     text = md("<!-- This is a comment --><a href='http://example.com/'>example link</a>")
-    assert text == "[example link](http://example.com/)"
+    assert text == "[example link](http://example.com/)"