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鉴别器: discriminator-value 默认的type 是string。
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本文主要介绍了鉴别器(discriminator)的基本概念,特别是其默认类型的设置。通常情况下,鉴别器的默认类型被设定为字符串(string),这对于理解其工作原理及应用场景至关重要。
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