Render the Blueprint to a CloudFormation template

def render_template(self):
        """Render the Blueprint to a CloudFormation template"""
        self.import_mappings()
        self.create_template()
        if self.description:
            self.set_template_description(self.description)
        self.setup_parameters()
        rendered = self.template.to_json(indent=self.context.template_indent)
        version = hashlib.md5(rendered.encode()).hexdigest()[:8]
        return (version, rendered)