def has_template(self, uri):
        try:
            self.get_template(uri)
            return True
        except exceptions.TemplateLookupException:
            return False
Return ``True`` if this :class:`.TemplateLookup` is
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/Mako-0.8.1/mako/lookup.py/TemplateCollection.has_template