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## 2.15.6

**`(fix):`** 如果未提供默认环境，生成的 Python SDK 现在要求指定环境。

## 2.15.5

**`(fix):`** 如果未配置过期字段，生成的 Python SDK OAuth 客户端在获取访问令牌时不再检查过期时间。