解决SyntaxError: Generator expression must be parenthesized

在创建django的app时出现问题：

是因为python3.8与django1.11不兼容。

解决办法，打开 "F:\python\lib\site-packages\django\contrib\admin\widgets.py" 这个文件，去掉 '%s=%s' % (k, v) for k, v in params.items(),  这一句末尾的逗号即可。

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