def Deserializer(stream_or_string, **options):
"""
Deserialize a stream or string of mako template data.
"""
from mako.template import Template
filepath = os.path.splitext(options.get('filepath'))[0]
# adjust filepath
options['filepath'] = filepath
stream_or_string = Template(stream_or_string.read()).render()
serializers.deserialize(os.path.splitext(filepath)[1], stream_or_string, **options)
