每日BUG:UnboundLocalError: local variable ‘X‘ referenced before assignment
2020-09-01 16:01
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问题描述:
UnboundLocalError: local variable 'X' referenced before assignment
原因分析:
翻译:UnboundLocalError:赋值前引用了局部变量“X”
解释器不明白X是全局变量还是局部变量、或是局部变量同全局变量同名了
解决方案:
修改方案:使用关键字global
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