目录引言训练数据注意事项训练过程开始训练迭代训练更多训练类型与商业应用内容分类器结构化信息提取上下文会话信息嵌入查询
I have some code validating a string of 1 to 32 characters, which may contain only alpha-numerics and hyphens (\'-\') but may not begin or end with a hyphen.
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