Small improvement in python script
Small improvement in python script

WeichenXu123/spark,szhem/spark,zuotingbing/spark,pgandhi999/spark,dbtsai/spark,zhouyejoe/spark,shubhamchopra/spark,ioana-delaney/spark,tengpeng/spark,xuanyuanking/spark,ahnqirage/spark,ioana-delaney/spark,ueshin/apache-spark,highfei2011/spark,mdespriee/spark,actuaryzhang/spark,andrewor14/spark,dbtsai/spark,loneknightpy/spark,guoxiaolongzte/spark,witgo/spark,HyukjinKwon/spark,milliman/spark,liutang123/spark,taroplus/spark,spark-test/spark,ericvandenbergfb/spark,Aegeaner/spark,adrian-ionescu/apache-spark,kissmetrics/spark,ibm-research-ireland/sparkoscope,techaddict/spark,tengpeng/spark,metamx/spark,zuotingbing/spark,debugger87/spark,LantaoJin/spark,sureshthalamati/spark,MLnick/spark,wangyum/spark,loneknightpy/spark,narahari92/spark,shaneknapp/spark,debugger87/spark,jiangxb1987/spark,LantaoJin/spark,kissmetrics/spark,andrewor14/iolap,zhouyejoe/spark,rikima/spark,ConeyLiu/spark,ajaysaini725/spark,HyukjinKwon/spark,janewangfb/spark,saltstar/spark,liyichao/spark,jianran/spark,metamx/spark,Panos-Bletsos/spark-cost-model-optimizer,andrewor14/spark,actuaryzhang/spark,michalsenkyr/spark,mike0sv/spark,nlalevee/spark,szhem/spark,lvdongr/spark,rekhajoshm/spark,mzl9039/spark,LantaoJin/spark,hvanhovell/spark,hvanhovell/spark,dongjoon-hyun/spark,JoshRosen/spark,zuotingbing/spark,chuckchen/spark,patrick-nicholson/spark,pgandhi999/spark,spark-test/spark,joseph-torres/spark,chuckchen/spark,actuaryzhang/spark,wzhfy/spark,minixalpha/spark,nilsgrabbert/spark,michalsenkyr/spark,esi-mineset/spark,SnappyDataInc/spark,shubhamchopra/spark,narahari92/spark,jlopezmalla/spark,1haodian/spark,milliman/spark,narahari92/spark,tengpeng/spark,jrshust/spark,markhamstra/spark,eyalfa/spark,apache/spark,wzhfy/spark,dbtsai/spark,publicRoman/spark,markhamstra/spark,apache/spark,cin/spark,kimoonkim/spark,ddna1021/spark,Panos-Bletsos/spark-cost-model-optimizer,aray/spark,Panos-Bletsos/spark-cost-model-optimizer,gioenn/xSpark,kissmetrics/spark,bravo-zhang/spark,sryza/spark,SnappyDataInc/spark,bOOm-X/spark,eyalfa/spark,aokolnychyi/spark,lxsmnv/spark,HyukjinKwon/spark,alunarbeach/spark,JoshRosen/spark,skonto/spark,sachintyagi22/spark,gengliangwang/spark,pgandhi999/spark,sahilTakiar/spark,guoxiaolongzte/spark,JerryLead/spark,shubhamchopra/spark,JerryLead/spark,wangmiao1981/spark,1haodian/spark,esi-mineset/spark,andrewor14/iolap,Panos-Bletsos/spark-cost-model-optimizer,lvdongr/spark,byakuinss/spark,maropu/spark,xuanyuanking/spark,sureshthalamati/spark,haowu80s/spark,mdespriee/spark,cloudera/spark,alunarbeach/spark,WeichenXu123/spark,byakuinss/spark,akopich/spark,WindCanDie/spark,ron8hu/spark,ddna1021/spark,JoshRosen/spark,jrshust/spark,rednaxelafx/apache-spark,map222/spark,spark-test/spark,saltstar/spark,gioenn/xSpark,liutang123/spark,holdenk/spark,cloud-fan/spark,rezasafi/spark,saltstar/spark,mahak/spark,shuangshuangwang/spark,cloud-fan/spark,dongjoon-hyun/spark,markhamstra/spark,someorz/spark,ptkool/spark,zuotingbing/spark,publicRoman/spark,jkbradley/spark,aray/spark,hhbyyh/spark,SHASHANKB/spark,jlopezmalla/spark,dongjoon-hyun/spark,nlalevee/spark,yanboliang/spark,aokolnychyi/spark,gioenn/xSpark,highfei2011/spark,zhouyejoe/spark,brad-kaiser/spark,shaneknapp/spark,shaneknapp/spark,facaiy/spark,goldmedal/spark,rikima/spark,joseph-torres/spark,pgandhi999/spark,stanzhai/spark,shaneknapp/spark,xflin/spark,taroplus/spark,shaneknapp/spark,map222/spark,ioana-delaney/spark,ajaysaini725/spark,andrewor14/spark,esi-mineset/spark,shuangshuangwang/spark,kevinyu98/spark,ueshin/apache-spark,witgo/spark,minixalpha/spark,setjet/spark,apache/spark,bOOm-X/spark,lxsmnv/spark,saturday-shi/spark,cloud-fan/spark,ibm-research-ireland/sparkoscope,holdenk/spark,spark-test/spark,brad-kaiser/spark,techaddict/spark,darionyaphet/spark,facaiy/spark,mkolod/incubator-spark,kiszk/spark,kissmetrics/spark,debugger87/spark,byakuinss/spark,liutang123/spark,ron8hu/spark,map222/spark,narahari92/spark,aosagie/spark,loneknightpy/spark,srowen/spark,bdrillard/spark,wangmiao1981/spark,ueshin/apache-spark,patrick-nicholson/spark,alunarbeach/spark,patrick-nicholson/spark,darionyaphet/spark,guoxiaolongzte/spark,Aegeaner/spark,shaneknapp/spark,milliman/spark,tengpeng/spark,dhruve/spark,zero323/spark,rezasafi/spark,nchammas/spark,jkbradley/spark,caneGuy/spark,darionyaphet/spark,jkbradley/spark,aokolnychyi/spark,ioana-delaney/spark,skonto/spark,ioana-delaney/spark,dongjoon-hyun/spark,jianran/spark,ioana-delaney/spark,pronix/spark,milliman/spark,minixalpha/spark,hvanhovell/spark,icexelloss/spark,xflin/spark,dhruve/spark,xuanyuanking/spark,rezasafi/spark,sryza/spark,michalsenkyr/spark,adrian-ionescu/apache-spark,apache-spark-on-k8s/spark,kissmetrics/spark,Aegeaner/spark,aosagie/spark,icexelloss/spark,mdespriee/spark,dotunolafunmiloye/spark,ahnqirage/spark,akopich/spark,esi-mineset/spark,map222/spark,BryanCutler/spark,michalsenkyr/spark,bOOm-X/spark,aosagie/spark,rekhajoshm/spark,pronix/spark,patrick-nicholson/spark,publicRoman/spark,dbtsai/spark,kevinyu98/spark,setjet/spark,ron8hu/spark,taroplus/spark,holdenk/spark,jrshust/spark,brad-kaiser/spark,sahilTakiar/spark,jkbradley/spark,actuaryzhang/spark,JerryLead/spark,SnappyDataInc/spark,mike0sv/spark,cin/spark,highfei2011/spark,lxsmnv/spark,tejasapatil/spark,wangmiao1981/spark,mzl9039/spark,wangyum/spark,metamx/spark,byakuinss/spark,yanboliang/spark,BryanCutler/spark,rikima/spark,apache-spark-on-k8s/spark,cin/spark,jiangxb1987/spark,markhamstra/spark,mahak/spark,sryza/spark,shuangshuangwang/spark,Aegeaner/spark,byakuinss/spark,HyukjinKwon/spark,hhbyyh/spark,gioenn/xSpark,ron8hu/spark,sureshthalamati/spark,akopich/spark,aokolnychyi/spark,debugger87/spark,icexelloss/spark,wangmiao1981/spark,ericvandenbergfb/spark,alunarbeach/spark,icexelloss/spark,apache-spark-on-k8s/spark,rezasafi/spark,huang1900/spark,tengpeng/spark,nilsgrabbert/spark,UndeadBaneGitHub/spark,WeichenXu123/spark,zzcclp/spark,UndeadBaneGitHub/spark,patrick-nicholson/spark,actuaryzhang/spark,aray/spark,aray/spark,yanboliang/spark,facaiy/spark,pronix/spark,shuangshuangwang/spark,kimoonkim/spark,poffuomo/spark,alunarbeach/spark,srowen/spark,yanboliang/spark,tejasapatil/spark,xflin/spark,hvanhovell/spark,hvanhovell/spark,liyichao/spark,cin/spark,publicRoman/spark,dongjoon-hyun/spark,eyalfa/spark,shubhamchopra/spark,kimoonkim/spark,ConeyLiu/spark,metamx/spark,cin/spark,nilsgrabbert/spark,caneGuy/spark,dhruve/spark,nlalevee/spark,joseph-torres/spark,WindCanDie/spark,kevinyu98/spark,janewangfb/spark,ibm-research-ireland/sparkoscope,highfei2011/spark,JerryLead/spark,andrewor14/iolap,JoshRosen/spark,dhruve/spark,holdenk/spark,WeichenXu123/spark,andrewor14/spark,sahilTakiar/spark,map222/spark,ueshin/apache-spark,1haodian/spark,brad-kaiser/spark,ericvandenbergfb/spark,andrewor14/iolap,techaddict/spark,LantaoJin/spark,SnappyDataInc/spark,mahak/spark,LantaoJin/spark,mike0sv/spark,sachintyagi22/spark,darionyaphet/spark,WeichenXu123/spark,maropu/spark,JoshRosen/spark,1haodian/spark,haowu80s/spark,guoxiaolongzte/spark,1haodian/spark,apache/spark,tejasapatil/spark,gengliangwang/spark,saturday-shi/spark,nchammas/spark,setjet/spark,apache/spark,goldmedal/spark,huang1900/spark,bravo-zhang/spark,nlalevee/spark,UndeadBaneGitHub/spark,MLnick/spark,jrshust/spark,Panos-Bletsos/spark-cost-model-optimizer,ericvandenbergfb/spark,kiszk/spark,janewangfb/spark,sryza/spark,vinodkc/spark,mzl9039/spark,ron8hu/spark,mike0sv/spark,stanzhai/spark,jlopezmalla/spark,gengliangwang/spark,rednaxelafx/apache-spark,haowu80s/spark,srowen/spark,michalsenkyr/spark,MLnick/spark,mkolod/incubator-spark,BryanCutler/spark,witgo/spark,xflin/spark,rezasafi/spark,wzhfy/spark,goldmedal/spark,mkolod/incubator-spark,maropu/spark,SHASHANKB/spark,cin/spark,highfei2011/spark,aray/spark,vinodkc/spark,taroplus/spark,saturday-shi/spark,WindCanDie/spark,big-pegasus/spark,wangmiao1981/spark,tengpeng/spark,eyalfa/spark,bdrillard/spark,xflin/spark,HyukjinKwon/spark,poffuomo/spark,jkbradley/spark,liyichao/spark,zero323/spark,witgo/spark,someorz/spark,someorz/spark,akopich/spark,dhruve/spark,lvdongr/spark,mike0sv/spark,huang1900/spark,rednaxelafx/apache-spark,someorz/spark,wangmiao1981/spark,zuotingbing/spark,wangmiao1981/spark,tejasapatil/spark,byakuinss/spark,gengliangwang/spark,kimoonkim/spark,rikima/spark,liutang123/spark,mzl9039/spark,facaiy/spark,liyichao/spark,ptkool/spark,ericvandenbergfb/spark,maropu/spark,UndeadBaneGitHub/spark,aosagie/spark,chuckchen/spark,sachintyagi22/spark,JoshRosen/spark,andrewor14/spark,liutang123/spark,jianran/spark,lxsmnv/spark,nlalevee/spark,someorz/spark,yanboliang/spark,bravo-zhang/spark,adrian-ionescu/apache-spark,publicRoman/spark,ajaysaini725/spark,zuotingbing/spark,ConeyLiu/spark,publicRoman/spark,gioenn/xSpark,zzcclp/spark,aray/spark,bOOm-X/spark,lvdongr/spark,ahnqirage/spark,nlalevee/spark,jlopezmalla/spark,bOOm-X/spark,milliman/spark,aosagie/spark,MLnick/spark,ron8hu/spark,kiszk/spark,WindCanDie/spark,mahak/spark,holdenk/spark,goldmedal/spark,mahak/spark,guoxiaolongzte/spark,skonto/spark,big-pegasus/spark,witgo/spark,shubhamchopra/spark,pronix/spark,liyichao/spark,apache-spark-on-k8s/spark,vinodkc/spark,sureshthalamati/spark,hhbyyh/spark,WeichenXu123/spark,big-pegasus/spark,lvdongr/spark,metamx/spark,jrshust/spark,jlopezmalla/spark,1haodian/spark,joseph-torres/spark,BryanCutler/spark,ajaysaini725/spark,big-pegasus/spark,MLnick/spark,lxsmnv/spark,highfei2011/spark,taroplus/spark,stanzhai/spark,brad-kaiser/spark,maropu/spark,huang1900/spark,MLnick/spark,alunarbeach/spark,poffuomo/spark,huang1900/spark,minixalpha/spark,LantaoJin/spark,sachintyagi22/spark,mzl9039/spark,nlalevee/spark,saltstar/spark,sryza/spark,panfengfeng/spark,spark-test/spark,adrian-ionescu/apache-spark,UndeadBaneGitHub/spark,tejasapatil/spark,eyalfa/spark,ibm-research-ireland/sparkoscope,vinodkc/spark,jianran/spark,ajaysaini725/spark,bdrillard/spark,wzhfy/spark,panfengfeng/spark,adrian-ionescu/apache-spark,mahak/spark,rekhajoshm/spark,sachintyagi22/spark,dotunolafunmiloye/spark,aokolnychyi/spark,ron8hu/spark,jiangxb1987/spark,rednaxelafx/apache-spark,guoxiaolongzte/spark,bdrillard/spark,caneGuy/spark,rikima/spark,loneknightpy/spark,ConeyLiu/spark,bravo-zhang/spark,jiangxb1987/spark,esi-mineset/spark,nilsgrabbert/spark,haowu80s/spark,zzcclp/spark,xuanyuanking/spark,milliman/spark,xuanyuanking/spark,tengpeng/spark,bdrillard/spark,maropu/spark,loneknightpy/spark,zhouyejoe/spark,akopich/spark,saturday-shi/spark,ptkool/spark,cloudera/spark,vinodkc/spark,apache/spark,caneGuy/spark,wangyum/spark,szhem/spark,Aegeaner/spark,szhem/spark,LantaoJin/spark,ConeyLiu/spark,panfengfeng/spark,zero323/spark,jianran/spark,hvanhovell/spark,wangyum/spark,wangyum/spark,panfengfeng/spark,mzl9039/spark,nilsgrabbert/spark,ueshin/apache-spark,pgandhi999/spark,janewangfb/spark,sahilTakiar/spark,sureshthalamati/spark,icexelloss/spark,liyichao/spark,michalsenkyr/spark,srowen/spark,big-pegasus/spark,chuckchen/spark,nchammas/spark,jianran/spark,JerryLead/spark,nchammas/spark,yanboliang/spark,setjet/spark,SHASHANKB/spark,shubhamchopra/spark,narahari92/spark,yanboliang/spark,kissmetrics/spark,big-pegasus/spark,spark-test/spark,taroplus/spark,BryanCutler/spark,panfengfeng/spark,apache-spark-on-k8s/spark,gioenn/xSpark,eyalfa/spark,akopich/spark,ptkool/spark,ptkool/spark,srowen/spark,wzhfy/spark,sahilTakiar/spark,minixalpha/spark,bravo-zhang/spark,sachintyagi22/spark,metamx/spark,zzcclp/spark,dongjoon-hyun/spark,skonto/spark,vinodkc/spark,setjet/spark,goldmedal/spark,cloud-fan/spark,zuotingbing/spark,janewangfb/spark,brad-kaiser/spark,techaddict/spark,techaddict/spark,xflin/spark,BryanCutler/spark,icexelloss/spark,jlopezmalla/spark,kevinyu98/spark,holdenk/spark,highfei2011/spark,spark-test/spark,skonto/spark,esi-mineset/spark,chuckchen/spark,Aegeaner/spark,hhbyyh/spark,rednaxelafx/apache-spark,shuangshuangwang/spark,SnappyDataInc/spark,cloud-fan/spark,huang1900/spark,jiangxb1987/spark,caneGuy/spark,HyukjinKwon/spark,narahari92/spark,markhamstra/spark,kissmetrics/spark,joseph-torres/spark,zzcclp/spark,eyalfa/spark,mdespriee/spark,sureshthalamati/spark,kevinyu98/spark,ddna1021/spark,adrian-ionescu/apache-spark,zhouyejoe/spark,someorz/spark,zero323/spark,saltstar/spark,pronix/spark,brad-kaiser/spark,skonto/spark,rekhajoshm/spark,mike0sv/spark,minixalpha/spark,WindCanDie/spark,bravo-zhang/spark,joseph-torres/spark,dotunolafunmiloye/spark,big-pegasus/spark,panfengfeng/spark,ioana-delaney/spark,shuangshuangwang/spark,zero323/spark,poffuomo/spark,rekhajoshm/spark,wangyum/spark,wzhfy/spark,ptkool/spark,actuaryzhang/spark,aokolnychyi/spark,lvdongr/spark,nilsgrabbert/spark,chuckchen/spark,debugger87/spark,haowu80s/spark,michalsenkyr/spark,alunarbeach/spark,gioenn/xSpark,bOOm-X/spark,kiszk/spark,aokolnychyi/spark,facaiy/spark,haowu80s/spark,xuanyuanking/spark,SHASHANKB/spark,rekhajoshm/spark,SHASHANKB/spark,cloudera/spark,dbtsai/spark,facaiy/spark,techaddict/spark,aosagie/spark,bravo-zhang/spark,bdrillard/spark,setjet/spark,cloud-fan/spark,saturday-shi/spark,ericvandenbergfb/spark,hhbyyh/spark,JerryLead/spark,taroplus/spark,jlopezmalla/spark,debugger87/spark,ddna1021/spark,publicRoman/spark,janewangfb/spark,setjet/spark,JoshRosen/spark,actuaryzhang/spark,panfengfeng/spark,zero323/spark,map222/spark,andrewor14/iolap,akopich/spark,byakuinss/spark,UndeadBaneGitHub/spark,xuanyuanking/spark,szhem/spark,skonto/spark,narahari92/spark,ConeyLiu/spark,rekhajoshm/spark,rednaxelafx/apache-spark,someorz/spark,sahilTakiar/spark,ueshin/apache-spark,goldmedal/spark,ajaysaini725/spark,joseph-torres/spark,ahnqirage/spark,UndeadBaneGitHub/spark,caneGuy/spark,kevinyu98/spark,ibm-research-ireland/sparkoscope,facaiy/spark,metamx/spark,bOOm-X/spark,lxsmnv/spark,jrshust/spark,huang1900/spark,poffuomo/spark,andrewor14/iolap,witgo/spark,milliman/spark,janewangfb/spark,markhamstra/spark,shuangshuangwang/spark,WeichenXu123/spark,stanzhai/spark,mdespriee/spark,HyukjinKwon/spark,pgandhi999/spark,mahak/spark,apache/spark,adrian-ionescu/apache-spark,lxsmnv/spark,stanzhai/spark,ddna1021/spark,BryanCutler/spark,poffuomo/spark,chuckchen/spark,ahnqirage/spark,liyichao/spark,xflin/spark,aray/spark,jkbradley/spark,WindCanDie/spark,aosagie/spark,shubhamchopra/spark,rezasafi/spark,rikima/spark,WindCanDie/spark,jkbradley/spark,kimoonkim/spark,rednaxelafx/apache-spark,SnappyDataInc/spark,zzcclp/spark,SHASHANKB/spark,apache-spark-on-k8s/spark,srowen/spark,dhruve/spark,Aegeaner/spark,stanzhai/spark,wangyum/spark,sachintyagi22/spark,cin/spark,map222/spark,Panos-Bletsos/spark-cost-model-optimizer,kiszk/spark,zero323/spark,mzl9039/spark,dhruve/spark,maropu/spark,mdespriee/spark,saltstar/spark,darionyaphet/spark,jrshust/spark,hhbyyh/spark,JerryLead/spark,nchammas/spark,witgo/spark,srowen/spark,ddna1021/spark,cloud-fan/spark,mike0sv/spark,hhbyyh/spark,cloudera/spark,saltstar/spark,saturday-shi/spark,MLnick/spark,szhem/spark,rikima/spark,gengliangwang/spark,esi-mineset/spark,techaddict/spark,nilsgrabbert/spark,mkolod/incubator-spark,darionyaphet/spark,dongjoon-hyun/spark,kevinyu98/spark,ericvandenbergfb/spark,kimoonkim/spark,patrick-nicholson/spark,minixa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