try to fix #258
try to fix #258

eromoe/pyspider,snakeliwei/pyspider,e-dorigatti/pyspider,machinewu/pyspider,VDuda/pyspider,qiulimao/weblocust,wonderay/pyspider,machinewu/pyspider,luoq/pyspider,nicozhang/pyspider,nicozhang/pyspider,wangjun/pyspider,binux/pyspider,luoq/pyspider,VDuda/pyspider,e-dorigatti/pyspider,qiulimao/weblocust,lashwang/pyspider,wangjun/pyspider,luotao19861229/pyspider,lashwang/pyspider,qiulimao/weblocust,wangjun/pyspider,luoq/pyspider,binux/pyspider,nicozhang/pyspider,snakeliwei/pyspider,binux/pyspider,wonderay/pyspider,snakeliwei/pyspider,machinewu/pyspider,VDuda/pyspider,e-dorigatti/pyspider,wonderay/pyspider,luotao19861229/pyspider,eromoe/pyspider,lashwang/pyspider,eromoe/pyspider,luotao19861229/pyspider