>>> open('other.html', 'w').write('name = "<al-value expr="name">"')
>>> import albatross
>>> ctx = albatross.SimpleContext('.')
>>> ctx.locals.name = 'other.html'
>>> albatross.Template(ctx, '<magic>', '''
... Inserting other.html: <al-include name="other.html"> here.
... ''').to_html(ctx)
>>> ctx.flush_content()
Inserting other.html: name = "other.html" here.
