Fix LHCb failures related to pyROOT not finidng templates
Fix LHCb failures related to pyROOT not finidng templates

if empty namespaces are not created before.

zzxuanyuan/root-compressor-dummy,jrtomps/root,mattkretz/root,lgiommi/root,evgeny-boger/root,omazapa/root-old,Duraznos/root,simonpf/root,bbockelm/root,karies/root,gganis/root,gbitzes/root,esakellari/my_root_for_test,georgtroska/root,veprbl/root,Duraznos/root,mkret2/root,agarciamontoro/root,esakellari/root,mkret2/root,lgiommi/root,root-mirror/root,davidlt/root,gbitzes/root,mkret2/root,satyarth934/root,buuck/root,lgiommi/root,dfunke/root,pspe/root,zzxuanyuan/root-compressor-dummy,arch1tect0r/root,gganis/root,zzxuanyuan/root-compressor-dummy,mkret2/root,krafczyk/root,krafczyk/root,sbinet/cxx-root,beniz/root,vukasinmilosevic/root,olifre/root,bbockelm/root,esakellari/my_root_for_test,satyarth934/root,esakellari/my_root_for_test,mkret2/root,BerserkerTroll/root,perovic/root,CristinaCristescu/root,abhinavmoudgil95/root,sawenzel/root,sbinet/cxx-root,jrtomps/root,pspe/root,omazapa/root,CristinaCristescu/root,omazapa/root-old,smarinac/root,sbinet/cxx-root,thomaskeck/root,satyarth934/root,nilqed/root,Y--/root,esakellari/root,mattkretz/root,thomaskeck/root,root-mirror/root,sirinath/root,karies/root,gbitzes/root,Duraznos/root,krafczyk/root,mattkretz/root,perovic/root,satyarth934/root,root-mirror/root,sawenzel/root,omazapa/root-old,sbinet/cxx-root,Y--/root,esakellari/root,vukasinmilosevic/root,dfunke/root,bbockelm/root,thomaskeck/root,beniz/root,krafczyk/root,Y--/root,0x0all/ROOT,mhuwiler/rootauto,gbitzes/root,root-mirror/root,arch1tect0r/root,veprbl/root,karies/root,simonpf/root,sawenzel/root,olifre/root,zzxuanyuan/root-compressor-dummy,smarinac/root,mhuwiler/rootauto,gganis/root,simonpf/root,sbinet/cxx-root,beniz/root,vukasinmilosevic/root,beniz/root,Duraznos/root,zzxuanyuan/root,mhuwiler/rootauto,arch1tect0r/root,karies/root,satyarth934/root,dfunke/root,omazapa/root,smarinac/root,karies/root,zzxuanyuan/root,omazapa/root-old,pspe/root,esakellari/root,davidlt/root,olifre/root,root-mirror/root,olifre/root,beniz/root,jrtomps/root,vukasinmilosevic/root,mkret2/root,sirinath/root,buuck/root,zzxuanyuan/root-compressor-dummy,esakellari/root,omazapa/root-old,BerserkerTroll/root,veprbl/root,krafczyk/root,BerserkerTroll/root,nilqed/root,Duraznos/root,mattkretz/root,beniz/root,CristinaCristescu/root,CristinaCristescu/root,bbockelm/root,zzxuanyuan/root,jrtomps/root,veprbl/root,beniz/root,thomaskeck/root,perovic/root,karies/root,zzxuanyuan/root,davidlt/root,lgiommi/root,georgtroska/root,krafczyk/root,vukasinmilosevic/root,beniz/root,gganis/root,gganis/root,karies/root,thomaskeck/root,georgtroska/root,perovic/root,omazapa/root,davidlt/root,bbockelm/root,mhuwiler/rootauto,jrtomps/root,mattkretz/root,root-mirror/root,georgtroska/root,olifre/root,smarinac/root,sawenzel/root,simonpf/root,abhinavmoudgil95/root,Duraznos/root,jrtomps/root,georgtroska/root,lgiommi/root,davidlt/root,Duraznos/root,zzxuanyuan/root,nilqed/root,jrtomps/root,BerserkerTroll/root,0x0all/ROOT,Duraznos/root,abhinavmoudgil95/root,lgiommi/root,buuck/root,sawenzel/root,perovic/root,agarciamontoro/root,satyarth934/root,perovic/root,zzxuanyuan/root,satyarth934/root,buuck/root,zzxuanyuan/root,davidlt/root,pspe/root,veprbl/root,simonpf/root,sawenzel/root,smarinac/root,agarciamontoro/root,buuck/root,sbinet/cxx-root,krafczyk/root,agarciamontoro/root,mhuwiler/rootauto,smarinac/root,beniz/root,sawenzel/root,agarciamontoro/root,mhuwiler/rootauto,lgiommi/root,pspe/root,root-mirror/root,pspe/root,lgiommi/root,agarciamontoro/root,gganis/root,bbockelm/root,veprbl/root,Y--/root,omazapa/root,0x0all/ROOT,dfunke/root,buuck/root,olifre/root,smarinac/root,thomaskeck/root,thomaskeck/root,nilqed/root,nilqed/root,Y--/root,mattkretz/root,perovic/root,gganis/root,buuck/root,karies/root,gganis/root,BerserkerTroll/root,lgiommi/root,omazapa/root-old,simonpf/root,nilqed/root,0x0all/ROOT,nilqed/root,veprbl/root,CristinaCristescu/root,dfunke/root,gbitzes/root,krafczyk/root,0x0all/ROOT,abhinavmoudgil95/root,dfunke/root,abhinavmoudgil95/root,krafczyk/root,davidlt/root,gganis/root,georgtroska/root,sirinath/root,bbockelm/root,abhinavmoudgil95/root,sawenzel/root,arch1tect0r/root,davidlt/root,agarciamontoro/root,beniz/root,jrtomps/root,sirinath/root,dfunke/root,dfunke/root,Y--/root,buuck/root,mhuwiler/rootauto,vukasinmilosevic/root,gbitzes/root,evgeny-boger/root,omazapa/root,arch1tect0r/root,sirinath/root,gbitzes/root,simonpf/root,abhinavmoudgil95/root,simonpf/root,omazapa/root,zzxuanyuan/root,gbitzes/root,BerserkerTroll/root,omazapa/root,buuck/root,vukasinmilosevic/root,evgeny-boger/root,gbitzes/root,0x0all/ROOT,sbinet/cxx-root,Y--/root,gganis/root,omazapa/root-old,Y--/root,thomaskeck/root,Duraznos/root,0x0all/ROOT,vukasinmilosevic/root,evgeny-boger/root,thomaskeck/root,perovic/root,vukasinmilosevic/root,sbinet/cxx-root,sirinath/root,evgeny-boger/root,zzxuanyuan/root,omazapa/root-old,sawenzel/root,perovic/root,esakellari/root,perovic/root,mattkretz/root,abhinavmoudgil95/root,mkret2/root,karies/root,georgtroska/root,sbinet/cxx-root,root-mirror/root,CristinaCristescu/root,pspe/root,bbockelm/root,agarciamontoro/root,evgeny-boger/root,mhuwiler/rootauto,karies/root,BerserkerTroll/root,beniz/root,BerserkerTroll/root,mattkretz/root,root-mirror/root,mhuwiler/rootauto,esakellari/root,zzxuanyuan/root-compressor-dummy,sbinet/cxx-root,Duraznos/root,vukasinmilosevic/root,esakellari/my_root_for_test,mkret2/root,pspe/root,pspe/root,lgiommi/root,omazapa/root-old,abhinavmoudgil95/root,arch1tect0r/root,georgtroska/root,mattkretz/root,bbockelm/root,omazapa/root-old,root-mirror/root,davidlt/root,veprbl/root,jrtomps/root,zzxuanyuan/root-compressor-dummy,veprbl/root,simonpf/root,bbockelm/root,veprbl/root,olifre/root,sirinath/root,olifre/root,esakellari/my_root_for_test,esakellari/my_root_for_test,evgeny-boger/root,esakellari/my_root_for_test,nilqed/root,perovic/root,CristinaCristescu/root,zzxuanyuan/root-compressor-dummy,arch1tect0r/root,smarinac/root,bbockelm/root,georgtroska/root,sbinet/cxx-root,CristinaCristescu/root,Y--/root,sirinath/root,0x0all/ROOT,mattkretz/root,zzxuanyuan/root-compressor-dummy,simonpf/root,pspe/root,evgeny-boger/root,jrtomps/root,esakellari/root,georgtroska/root,veprbl/root,esakellari/root,esakellari/my_root_for_test,CristinaCristescu/root,olifre/root,mkret2/root,sawenzel/root,satyarth934/root,omazapa/root,abhinavmoudgil95/root,olifre/root,davidlt/root,gbitzes/root,mhuwiler/rootauto,dfunke/root,karies/root,esakellari/root,georgtroska/root,dfunke/root,esakellari/root,evgeny-boger/root,satyarth934/root,mhuwiler/rootauto,sirinath/root,Duraznos/root,arch1tect0r/root,zzxuanyuan/root,sawenzel/root,mattkretz/root,thomaskeck/root,omazapa/root-old,omazapa/root,dfunke/root,pspe/root,arch1tect0r/root,CristinaCristescu/root,gbitzes/root,vukasinmilosevic/root,zzxuanyuan/root,sirinath/root,BerserkerTroll/root,nilqed/root,mkret2/root,arch1tect0r/root,sirinath/root,zzxuanyuan/root-compressor-dummy,agarciamontoro/root,jrtomps/root,evgeny-boger/root,omazapa/root,nilqed/root,smarinac/root,mkret2/root,agarciamontoro/root,olifre/root,smarinac/root,satyarth934/root,agarciamontoro/root,satyarth934/root,omazapa/root,krafczyk/root,zzxuanyuan/root-compressor-dummy,BerserkerTroll/root,buuck/root,Y--/root,root-mirror/root,evgeny-boger/root,davidlt/root,nilqed/root,CristinaCristescu/root,abhinavmoudgil95/root,krafczyk/root,esakellari/my_root_for_test,lgiommi/root,BerserkerTroll/root,gganis/root,Y--/root,arch1tect0r/root,simonpf/root,esakellari/my_root_for_test,zzxuanyuan/root,buuck/root,0x0all/ROOT