python框架Scrapy报错TypeError: 'float' object is not iterable解决
2017-07-04 20:26
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原因是：Twisted版本高了。
解决办法：
只要把Twisted库降级到16.6.0即可：
解决办法：
只要把Twisted库降级到16.6.0即可：
1 pip3 install Twisted==16.6.0 2 3 注：Twisted16.6.0安装后，会自动卸载高版本的Twisted
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