recover model.py from some ancient commit
recover model.py from some ancient commit

EvanzzzZ/mxnet,ZihengJiang/mxnet,Ldpe2G/mxnet,likelyzhao/mxnet,tlby/mxnet,navrasio/mxnet,yuruofeifei/mxnet,Northrend/mxnet,thirdwing/mxnet,Mega-DatA-Lab/mxnet,larroy/mxnet,fullfanta/mxnet,antoan2/incubator-mxnet,ZihengJiang/mxnet,dmlc/mxnet,piiswrong/mxnet,kkk669/mxnet,ptrendx/mxnet,LinkHS/incubator-mxnet,sergeykolychev/mxnet,luoyetx/mxnet,navrasio/mxnet,smolix/incubator-mxnet,jamesliu/mxnet,ykim362/mxnet,coder-james/mxnet,coder-james/mxnet,dmlc/mxnet,xcgoner/dist-mxnet,Guneet-Dhillon/mxnet,kevinthesun/mxnet,likelyzhao/mxnet,rishita/mxnet,leezu/mxnet,eric-haibin-lin/mxnet,arikpoz/mxnet,tlby/mxnet,kkk669/mxnet,pluskid/mxnet,arank/mxnet,LinkHS/incubator-mxnet,EvanzzzZ/mxnet,kevinthesun/mxnet,tlby/mxnet,LinkHS/incubator-mxnet,apaleyes/mxnet,rishita/mxnet,saurabh3949/mxnet,nicklhy/mxnet,rishita/mxnet,kkk669/mxnet,coder-james/mxnet,weleen/mxnet,xcgoner/dist-mxnet,CodingCat/mxnet,Ldpe2G/mxnet,yajiedesign/mxnet,formath/mxnet,tornadomeet/mxnet,antoan2/incubator-mxnet,apaleyes/mxnet,TuSimple/mxnet,hpi-xnor/BMXNet,arank/mxnet,rahul003/mxnet,crazy-cat/incubator-mxnet,kkk669/mxnet,vikingMei/mxnet,ptrendx/mxnet,sxjscience/mxnet,wangyum/mxnet,saurabh3949/mxnet,arikpoz/mxnet,arikpoz/mxnet,hpi-xnor/BMXNet,ForkedReposBak/mxnet,tlby/mxnet,DR08/mxnet,formath/mxnet,arikpoz/mxnet,reminisce/mxnet,solin319/incubator-mxnet,xcgoner/dist-mxnet,CodingCat/mxnet,rahul003/mxnet,danithaca/mxnet,jennyzhang0215/incubator-mxnet,leezu/mxnet,ykim362/mxnet,hotpxl/mxnet,jennyzhang0215/incubator-mxnet,crazy-cat/incubator-mxnet,weleen/mxnet,vikingMei/mxnet,Ldpe2G/mxnet,thirdwing/mxnet,hpi-xnor/BMXNet,ptrendx/mxnet,TuSimple/mxnet,navrasio/mxnet,weleen/mxnet,sergeykolychev/mxnet,likelyzhao/mxnet,Prasad9/incubator-mxnet,ForkedReposBak/mxnet,xcgoner/dist-mxnet,jamesliu/mxnet,zhreshold/mxnet,gautamkmr/incubator-mxnet,wangyum/mxnet,jiajiechen/mxnet,arikpoz/mxnet,madjam/mxnet,hotpxl/mxnet,sxjscience/mxnet,hotpxl/mxnet,hpi-xnor/BMXNet,tlby/mxnet,hpi-xnor/BMXNet,stefanhenneking/mxnet,formath/mxnet,precedenceguo/mxnet,kevinthesun/mxnet,pluskid/mxnet,luoyetx/mxnet,Northrend/mxnet,tlby/mxnet,solin319/incubator-mxnet,indhub/mxnet,indhub/mxnet,Prasad9/incubator-mxnet,thirdwing/mxnet,formath/mxnet,antoan2/incubator-mxnet,vikingMei/mxnet,formath/mxnet,jamesliu/mxnet,thirdwing/mxnet,solin319/incubator-mxnet,tlby/mxnet,fullfanta/mxnet,nicklhy/mxnet,hesseltuinhof/mxnet,gautamkmr/incubator-mxnet,arank/mxnet,indhub/mxnet,ShownX/incubator-mxnet,nicklhy/mxnet,weleen/mxnet,TuSimple/mxnet,piiswrong/mxnet,coder-james/mxnet,hesseltuinhof/mxnet,Mega-DatA-Lab/mxnet,Ldpe2G/mxnet,navrasio/mxnet,zhreshold/mxnet,ZihengJiang/mxnet,jennyzhang0215/incubator-mxnet,larroy/mxnet,saurabh3949/mxnet,Ldpe2G/mxnet,navrasio/mxnet,pluskid/mxnet,DR08/mxnet,LinkHS/incubator-mxnet,ShownX/incubator-mxnet,ptrendx/mxnet,ShownX/incubator-mxnet,arikpoz/mxnet,sxjscience/mxnet,gautamkmr/incubator-mxnet,thirdwing/mxnet,jennyzhang0215/incubator-mxnet,lxn2/mxnet,Guneet-Dhillon/mxnet,yajiedesign/mxnet,coder-james/mxnet,EvanzzzZ/mxnet,piiswrong/mxnet,apaleyes/mxnet,DR08/mxnet,pluskid/mxnet,hpi-xnor/BMXNet,szha/mxnet,yuruofeifei/mxnet,szha/mxnet,precedenceguo/mxnet,fullfanta/mxnet,danithaca/mxnet,yuruofeifei/mxnet,precedenceguo/mxnet,hesseltuinhof/mxnet,pluskid/mxnet,arikpoz/mxnet,hesseltuinhof/mxnet,likelyzhao/mxnet,mbaijal/incubator-mxnet,ykim362/mxnet,rahul003/mxnet,piiswrong/mxnet,hesseltuinhof/mxnet,fullfanta/mxnet,EvanzzzZ/mxnet,ptrendx/mxnet,stefanhenneking/mxnet,ptrendx/mxnet,mbaijal/incubator-mxnet,saurabh3949/mxnet,mbaijal/incubator-mxnet,xcgoner/dist-mxnet,CodingCat/mxnet,jiajiechen/mxnet,formath/mxnet,hotpxl/mxnet,yuruofeifei/mxnet,pluskid/mxnet,kevinthesun/mxnet,Mega-DatA-Lab/mxnet,yajiedesign/mxnet,precedenceguo/mxnet,smolix/incubator-mxnet,smolix/incubator-mxnet,DR08/mxnet,jermainewang/mxnet,madjam/mxnet,arank/mxnet,hotpxl/mxnet,weleen/mxnet,solin319/incubator-mxnet,crazy-cat/incubator-mxnet,rahul003/mxnet,smolix/incubator-mxnet,reminisce/mxnet,Guneet-Dhillon/mxnet,gautamkmr/incubator-mxnet,yajiedesign/mxnet,hesseltuinhof/mxnet,indhub/mxnet,yuruofeifei/mxnet,vikingMei/mxnet,dmlc/mxnet,yajiedesign/mxnet,larroy/mxnet,dmlc/mxnet,Mega-DatA-Lab/mxnet,sergeykolychev/mxnet,EvanzzzZ/mxnet,lxn2/mxnet,kkk669/mxnet,precedenceguo/mxnet,jennyzhang0215/incubator-mxnet,luoyetx/mxnet,vikingMei/mxnet,DR08/mxnet,TuSimple/mxnet,Mega-DatA-Lab/mxnet,mbaijal/incubator-mxnet,LinkHS/incubator-mxnet,tornadomeet/mxnet,szha/mxnet,dmlc/mxnet,Prasad9/incubator-mxnet,solin319/incubator-mxnet,hotpxl/mxnet,stefanhenneking/mxnet,Northrend/mxnet,leezu/mxnet,ZihengJiang/mxnet,mbaijal/incubator-mxnet,eric-haibin-lin/mxnet,lxn2/mxnet,gautamkmr/incubator-mxnet,tlby/mxnet,indhub/mxnet,yuruofeifei/mxnet,zhreshold/mxnet,apache/incubator-mxnet,madjam/mxnet,larroy/mxnet,precedenceguo/mxnet,jamesliu/mxnet,dmlc/mxnet,Guneet-Dhillon/mxnet,CodingCat/mxnet,hpi-xnor/BMXNet,sergeykolychev/mxnet,jermainewang/mxnet,Northrend/mxnet,hotpxl/mxnet,Ldpe2G/mxnet,tlby/mxnet,reminisce/mxnet,apaleyes/mxnet,fullfanta/mxnet,antoan2/incubator-mxnet,likelyzhao/mxnet,crazy-cat/incubator-mxnet,leezu/mxnet,EvanzzzZ/mxnet,gautamkmr/incubator-mxnet,crazy-cat/incubator-mxnet,nicklhy/mxnet,apaleyes/mxnet,indhub/mxnet,Guneet-Dhillon/mxnet,ykim362/mxnet,jamesliu/mxnet,danithaca/mxnet,saurabh3949/mxnet,szha/mxnet,jennyzhang0215/incubator-mxnet,piiswrong/mxnet,nicklhy/mxnet,gautamkmr/incubator-mxnet,formath/mxnet,hesseltuinhof/mxnet,thirdwing/mxnet,jamesliu/mxnet,stefanhenneking/mxnet,jiajiechen/mxnet,DickJC123/mxnet,CodingCat/mxnet,LinkHS/incubator-mxnet,Ldpe2G/mxnet,tornadomeet/mxnet,kevinthesun/mxnet,jermainewang/mxnet,apaleyes/mxnet,szha/mxnet,ForkedReposBak/mxnet,jiajiechen/mxnet,Mega-DatA-Lab/mxnet,danithaca/mxnet,arank/mxnet,madjam/mxnet,mbaijal/incubator-mxnet,antoan2/incubator-mxnet,sergeykolychev/mxnet,Guneet-Dhillon/mxnet,tornadomeet/mxnet,reminisce/mxnet,indhub/mxnet,weleen/mxnet,navrasio/mxnet,crazy-cat/incubator-mxnet,TuSimple/mxnet,TuSimple/mxnet,fullfanta/mxnet,arank/mxnet,sergeykolychev/mxnet,ykim362/mxnet,sxjscience/mxnet,luoyetx/mxnet,apache/incubator-mxnet,nicklhy/mxnet,hesseltuinhof/mxnet,larroy/mxnet,jamesliu/mxnet,reminisce/mxnet,likelyzhao/mxnet,smolix/incubator-mxnet,DR08/mxnet,TuSimple/mxnet,xcgoner/dist-mxnet,stefanhenneking/mxnet,zhreshold/mxnet,tornadomeet/mxnet,sxjscience/mxnet,reminisce/mxnet,arank/mxnet,eric-haibin-lin/mxnet,Northrend/mxnet,jennyzhang0215/incubator-mxnet,reminisce/mxnet,TuSimple/mxnet,eric-haibin-lin/mxnet,jiajiechen/mxnet,smolix/incubator-mxnet,nicklhy/mxnet,yuruofeifei/mxnet,fullfanta/mxnet,jiajiechen/mxnet,weleen/mxnet,jermainewang/mxnet,rishita/mxnet,yajiedesign/mxnet,hesseltuinhof/mxnet,DickJC123/mxnet,EvanzzzZ/mxnet,mbaijal/incubator-mxnet,reminisce/mxnet,piiswrong/mxnet,Prasad9/incubator-mxnet,sxjscience/mxnet,yajiedesign/mxnet,hotpxl/mxnet,kevinthesun/mxnet,xcgoner/dist-mxnet,danithaca/mxnet,mbaijal/incubator-mxnet,ForkedReposBak/mxnet,EvanzzzZ/mxnet,likelyzhao/mxnet,vikingMei/mxnet,danithaca/mxnet,Prasad9/incubator-mxnet,Prasad9/incubator-mxnet,rahul003/mxnet,pluskid/mxnet,saurabh3949/mxnet,jiajiechen/mxnet,TuSimple/mxnet,jamesliu/mxnet,ZihengJiang/mxnet,Northrend/mxnet,navrasio/mxnet,rishita/mxnet,sergeykolychev/mxnet,eric-haibin-lin/mxnet,ptrendx/mxnet,ZihengJiang/mxnet,vikingMei/mxnet,solin319/incubator-mxnet,rishita/mxnet,Guneet-Dhillon/mxnet,indhub/mxnet,apaleyes/mxnet,szha/mxnet,tornadomeet/mxnet,antoan2/incubator-mxnet,fullfanta/mxnet,madjam/mxnet,lxn2/mxnet,ykim362/mxnet,sxjscience/mxnet,ShownX/incubator-mxnet,solin319/incubator-mxnet,piiswrong/mxnet,jermainewang/mxnet,kevinthesun/mxnet,ykim362/mxnet,sergeykolychev/mxnet,ykim362/mxnet,precedenceguo/mxnet,hpi-xnor/BMXNet,ptrendx/mxnet,arank/mxnet,mbaijal/incubator-mxnet,danithaca/mxnet,reminisce/mxnet,ShownX/incubator-mxnet,gautamkmr/incubator-mxnet,zhreshold/mxnet,ForkedReposBak/mxnet,coder-james/mxnet,luoyetx/mxnet,antoan2/incubator-mxnet,weleen/mxnet,wangyum/mxnet,likelyzhao/mxnet,jamesliu/mxnet,tornadomeet/mxnet,ShownX/incubator-mxnet,wangyum/mxnet,eric-haibin-lin/mxnet,stefanhenneking/mxnet,jiajiechen/mxnet,ptrendx/mxnet,leezu/mxnet,piiswrong/mxnet,wangyum/mxnet,reminisce/mxnet,nicklhy/mxnet,ForkedReposBak/mxnet,larroy/mxnet,crazy-cat/incubator-mxnet,lxn2/mxnet,tlby/mxnet,solin319/incubator-mxnet,eric-haibin-lin/mxnet,stefanhenneking/mxnet,lxn2/mxnet,madjam/mxnet,formath/mxnet,xcgoner/dist-mxnet,zhreshold/mxnet,tornadomeet/mxnet,DR08/mxnet,sergeykolychev/mxnet,ptrendx/mxnet,CodingCat/mxnet,yajiedesign/mxnet,arank/mxnet,lxn2/mxnet,eric-haibin-lin/mxnet,saurabh3949/mxnet,saurabh3949/mxnet,sxjscience/mxnet,apache/incubator-mxnet,kkk669/mxnet,kevinthesun/mxnet,jennyzhang0215/incubator-mxnet,ForkedReposBak/mxnet,precedenceguo/mxnet,ZihengJiang/mxnet,tornadomeet/mxnet,formath/mxnet,wangyum/mxnet,eric-haibin-lin/mxnet,piiswrong/mxnet,DR08/mxnet,stefanhenneking/mxnet,LinkHS/incubator-mxnet,luoyetx/mxnet,leezu/mxnet,arikpoz/mxnet,Guneet-Dhillon/mxnet,gautamkmr/incubator-mxnet,jennyzhang0215/incubator-mxnet,Ldpe2G/mxnet,danithaca/mxnet,jermainewang/mxnet,larroy/mxnet,ZihengJiang/mxnet,smolix/incubator-mxnet,rahul003/mxnet,madjam/mxnet,luoyetx/mxnet,sxjscience/mxnet,crazy-cat/incubator-mxnet,jiajiechen/mxnet,rishita/mxnet,larroy/mxnet,indhub/mxnet,CodingCat/mxnet,solin319/incubator-mxnet,kkk669/mxnet,thirdwing/mxnet,rahul003/mxnet,DickJC123/mxnet,kkk669/mxnet,Prasad9/incubator-mxnet,rishita/mxnet,leezu/mxnet,danithaca/mxnet,kkk669/mxnet,apaleyes/mxnet,jermainewang/mxnet,antoan2/incubator-mxnet,zhreshold/mxnet,yuruofeifei/mxnet,vikingMei/mxnet,apaleyes/mxnet,larroy/mxnet,pluskid/mxnet,ShownX/incubator-mxnet,xcgoner/dist-mxnet,coder-james/mxnet,Northrend/mxnet,luoyetx/mxnet,ForkedReposBak/mxnet,Northrend/mxnet,rahul003/mxnet,ShownX/incubator-mxnet,saurabh3949/mxnet,CodingCat/mxnet,Mega-DatA-Lab/mxnet,luoyetx/mxnet,ForkedReposBak/mxnet,thirdwing/mxnet,EvanzzzZ/mxnet,pluskid/mxnet,jermainewang/mxnet,LinkHS/incubator-mxnet,precedenceguo/mxnet,rahul003/mxnet,szha/mxnet,zhreshold/mxnet,ZihengJiang/mxnet,TuSimple/mxnet,leezu/mxnet,kevinthesun/mxnet,CodingCat/mxnet,likelyzhao/mxnet,apache/incubator-mxnet,navrasio/mxnet,nicklhy/mxnet,wangyum/mxnet,stefanhenneking/mxnet,DR08/mxnet,dmlc/mxnet,Mega-DatA-Lab/mxnet,hotpxl/mxnet,crazy-cat/incubator-mxnet,Prasad9/incubator-mxnet,zhreshold/mxnet,LinkHS/incubator-mxnet,Prasad9/incubator-mxnet,dmlc/mxnet,DickJC123/mxnet,yuruofeifei/mxnet,fullfanta/mxnet,vikingMei/mxnet,szha/mxnet,leezu/mxnet,arikpoz/mxnet,thirdwing/mxnet,dmlc/mxnet,hpi-xnor/BMXNet,ykim362/mxnet,rishita/mxnet,jermainewang/mxnet,yajiedesign/mxnet,lxn2/mxnet,coder-james/mxnet,Guneet-Dhillon/mxnet,weleen/mxnet,antoan2/incubator-mxnet,madjam/mxnet,Northrend/mxnet,smolix/incubator-mxnet,szha/mxnet,smolix/incubator-mxnet,ShownX/incubator-mxnet,wangyum/mxnet,Mega-DatA-Lab/mxnet,navrasio/mxnet,madjam/mxnet,wangyum/mxnet,coder-james/mxnet,lxn2/mxnet,Ldpe2G/mxnet