>>> import albatross
>>> ctx = albatross.SimpleContext('.')
>>> albatross.Template(ctx, '<magic>', '''
... <al-select name="sel">
...  <al-option>I am here!</al-option>
...  <al-if expr="1 == 1">
...   <al-option>Where did I go?</al-option>
...  </al-if>
... </al-select whitespace>
... ''').to_html(ctx)
>>> ctx.flush_content()
<select name="sel"><option>I am here!</option></select>
