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from infini.output import Output
from infini.typing import Dict, Callable
from infini.exceptions import UnknownEvent
from jinja2 import Template
class TextGenerator: # TODO 兼容多类型事件
events: Dict[str, str]
global_variables: Dict[str, str | Callable]
def __init__(self) -> None:
self.events = {}
self.global_variables = {}
def output(self, output: Output) -> str:
assert output.type != "workflow", "Workflow 事件无法产出文本"
variables = self.global_variables.copy()
variables.update(output.variables)
return self.match(output).render(variables)
def match(self, output: Output) -> Template:
if context := self.events.get(output.name):
return Template(context)
raise UnknownEvent(f"事件不存在: {output.name}")
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