| def from_template(cls, template: str, **kwargs: Any) -> PromptTemplate: | def from_template(cls, template: str, **kwargs: Any) -> PromptTemplate: | ||||
| """Load a prompt template from a template.""" | """Load a prompt template from a template.""" | ||||
| env = Environment() | env = Environment() | ||||
| template = template.replace("{{}}", "{}") | |||||
| ast = env.parse(template) | ast = env.parse(template) | ||||
| input_variables = meta.find_undeclared_variables(ast) | input_variables = meta.find_undeclared_variables(ast) | ||||