Method stream

tutorials/18_design_patterns_for_agents.py:116–120

(self, messages)

            self.log: list[dict] = []

        def stream(self, messages):
            self.log.append({"messages": messages})
            result = self.inner.stream(messages)
            self.log[-1]["response"] = result
            return result

    # ---- 步骤 3: 使用——完全相同的代码, 不同的行为 ----