学习django过程中遇到的issue: Exception Type: NoReverseMatchException Value: Reverse for 'detail' with arguments '('',)' and keyword arguments '{}' not found.
NoReverseMatchExceptionValue:Reversefor'detail'witharguments'('',)'andkeywordarguments'{}'notfound.3.一直怀疑是urls的正则表达式错误,或者域名空间的问题