Fixes parallel_insert.py so that it will error if it's run and can't connect a database.
Fixes parallel_insert.py so that it will error if it's run and can't connect a database.

mcanthony/rethinkdb,matthaywardwebdesign/rethinkdb,nviennot/rethinkdb,urandu/rethinkdb,jmptrader/rethinkdb,losywee/rethinkdb,eliangidoni/rethinkdb,RubenKelevra/rethinkdb,bpradipt/rethinkdb,Qinusty/rethinkdb,catroot/rethinkdb,captainpete/rethinkdb,JackieXie168/rethinkdb,mbroadst/rethinkdb,bpradipt/rethinkdb,niieani/rethinkdb,ajose01/rethinkdb,bpradipt/rethinkdb,JackieXie168/rethinkdb,eliangidoni/rethinkdb,losywee/rethinkdb,mquandalle/rethinkdb,wujf/rethinkdb,greyhwndz/rethinkdb,Wilbeibi/rethinkdb,rrampage/rethinkdb,urandu/rethinkdb,victorbriz/rethinkdb,marshall007/rethinkdb,ayumilong/rethinkdb,niieani/rethinkdb,Wilbeibi/rethinkdb,Qinusty/rethinkdb,pap/rethinkdb,wkennington/rethinkdb,robertjpayne/rethinkdb,sbusso/rethinkdb,4talesa/rethinkdb,captainpete/rethinkdb,elkingtonmcb/rethinkdb,grandquista/rethinkdb,tempbottle/rethinkdb,bpradipt/rethinkdb,mquandalle/rethinkdb,AtnNn/rethinkdb,KSanthanam/rethinkdb,AntouanK/rethinkdb,dparnell/rethinkdb,mquandalle/rethinkdb,captainpete/rethinkdb,mbroadst/rethinkdb,jesseditson/rethinkdb,captainpete/rethinkdb,urandu/rethinkdb,alash3al/rethinkdb,sebadiaz/rethinkdb,eliangidoni/rethinkdb,scripni/rethinkdb,4talesa/rethinkdb,KSanthanam/rethinkdb,AtnNn/rethinkdb,AntouanK/rethinkdb,matthaywardwebdesign/rethinkdb,wojons/rethinkdb,ayumilong/rethinkdb,gavioto/rethinkdb,bchavez/rethinkdb,jesseditson/rethinkdb,ayumilong/rethinkdb,niieani/rethinkdb,ayumilong/rethinkdb,jmptrader/rethinkdb,JackieXie168/rethinkdb,jfriedly/rethinkdb,jmptrader/rethinkdb,mbroadst/rethinkdb,dparnell/rethinkdb,AtnNn/rethinkdb,gavioto/rethinkdb,gavioto/rethinkdb,alash3al/rethinkdb,nviennot/rethinkdb,sontek/rethinkdb,sontek/rethinkdb,robertjpayne/rethinkdb,wujf/rethinkdb,yaolinz/rethinkdb,captainpete/rethinkdb,Qinusty/rethinkdb,lenstr/rethinkdb,jmptrader/rethinkdb,yakovenkodenis/rethinkdb,nviennot/rethinkdb,ayumilong/rethinkdb,nviennot/rethinkdb,bpradipt/rethinkdb,wojons/rethinkdb,pap/rethinkdb,mcanthony/rethinkdb,Wilbeibi/rethinkdb,sontek/rethinkdb,grandquista/rethinkdb,robertjpayne/rethinkdb,jmptrader/rethinkdb,AntouanK/rethinkdb,matthaywardwebdesign/rethinkdb,AtnNn/rethinkdb,catroot/rethinkdb,bchavez/rethinkdb,alash3al/rethinkdb,dparnell/rethinkdb,spblightadv/rethinkdb,tempbottle/rethinkdb,yakovenkodenis/rethinkdb,RubenKelevra/rethinkdb,gavioto/rethinkdb,mquandalle/rethinkdb,alash3al/rethinkdb,alash3al/rethinkdb,grandquista/rethinkdb,robertjpayne/rethinkdb,wkennington/rethinkdb,mbroadst/rethinkdb,catroot/rethinkdb,mcanthony/rethinkdb,rrampage/rethinkdb,greyhwndz/rethinkdb,yaolinz/rethinkdb,sbusso/rethinkdb,yaolinz/rethinkdb,alash3al/rethinkdb,gavioto/rethinkdb,mquandalle/rethinkdb,sontek/rethinkdb,ajose01/rethinkdb,Wilbeibi/rethinkdb,bpradipt/rethinkdb,AtnNn/rethinkdb,elkingtonmcb/rethinkdb,ayumilong/rethinkdb,robertjpayne/rethinkdb,sontek/rethinkdb,matthaywardwebdesign/rethinkdb,sebadiaz/rethinkdb,sebadiaz/rethinkdb,urandu/rethinkdb,Wilbeibi/rethinkdb,niieani/rethinkdb,sebadiaz/rethinkdb,bchavez/rethinkdb,grandquista/rethinkdb,tempbottle/rethinkdb,AntouanK/rethinkdb,jfriedly/rethinkdb,urandu/rethinkdb,AtnNn/rethinkdb,pap/rethinkdb,gdi2290/rethinkdb,robertjpayne/rethinkdb,wkennington/rethinkdb,bpradipt/rethinkdb,rrampage/rethinkdb,sbusso/rethinkdb,mquandalle/rethinkdb,victorbriz/rethinkdb,dparnell/rethinkdb,gdi2290/rethinkdb,bchavez/rethinkdb,mcanthony/rethinkdb,eliangidoni/rethinkdb,scripni/rethinkdb,greyhwndz/rethinkdb,gavioto/rethinkdb,KSanthanam/rethinkdb,elkingtonmcb/rethinkdb,scripni/rethinkdb,pap/rethinkdb,yakovenkodenis/rethinkdb,niieani/rethinkdb,rrampage/rethinkdb,wkennington/rethinkdb,catroot/rethinkdb,Qinusty/rethinkdb,bchavez/rethinkdb,JackieXie168/rethinkdb,pap/rethinkdb,lenstr/rethinkdb,grandquista/rethinkdb,jmptrader/rethinkdb,niieani/rethinkdb,robertjpayne/rethinkdb,jesseditson/rethinkdb,yaolinz/rethinkdb,eliangidoni/rethinkdb,4talesa/rethinkdb,matthaywardwebdesign/rethinkdb,elkingtonmcb/rethinkdb,wojons/rethinkdb,greyhwndz/rethinkdb,wojons/rethinkdb,rrampage/rethinkdb,urandu/rethinkdb,jesseditson/rethinkdb,yaolinz/rethinkdb,marshall007/rethinkdb,urandu/rethinkdb,elkingtonmcb/rethinkdb,mbroadst/rethinkdb,greyhwndz/rethinkdb,losywee/rethinkdb,jesseditson/rethinkdb,bpradipt/rethinkdb,sbusso/rethinkdb,nviennot/rethinkdb,KSanthanam/rethinkdb,spblightadv/rethinkdb,marshall007/rethinkdb,KSanthanam/rethinkdb,dparnell/rethinkdb,lenstr/rethinkdb,losywee/rethinkdb,tempbottle/rethinkdb,RubenKelevra/rethinkdb,ayumilong/rethinkdb,4talesa/rethinkdb,wojons/rethinkdb,elkingtonmcb/rethinkdb,spblightadv/rethinkdb,yakovenkodenis/rethinkdb,nviennot/rethinkdb,mbroadst/rethinkdb,JackieXie168/rethinkdb,wujf/rethinkdb,captainpete/rethinkdb,scripni/rethinkdb,yakovenkodenis/rethinkdb,dparnell/rethinkdb,AntouanK/rethinkdb,eliangidoni/rethinkdb,ayumilong/rethinkdb,wkennington/rethinkdb,4talesa/rethinkdb,gdi2290/rethinkdb,KSanthanam/rethinkdb,tempbottle/rethinkdb,spblightadv/rethinkdb,victorbriz/rethinkdb,pap/rethinkdb,losywee/rethinkdb,4talesa/rethinkdb,lenstr/rethinkdb,wojons/rethinkdb,scripni/rethinkdb,wkennington/rethinkdb,victorbriz/rethinkdb,RubenKelevra/rethinkdb,sbusso/rethinkdb,Qinusty/rethinkdb,tempbottle/rethinkdb,wkennington/rethinkdb,bchavez/rethinkdb,catroot/rethinkdb,jfriedly/rethinkdb,catroot/rethinkdb,sbusso/rethinkdb,victorbriz/rethinkdb,ajose01/rethinkdb,mcanthony/rethinkdb,alash3al/rethinkdb,JackieXie168/rethinkdb,lenstr/rethinkdb,spblightadv/rethinkdb,jfriedly/rethinkdb,grandquista/rethinkdb,losywee/rethinkdb,yaolinz/rethinkdb,robertjpayne/rethinkdb,Wilbeibi/rethinkdb,lenstr/rethinkdb,greyhwndz/rethinkdb,wujf/rethinkdb,marshall007/rethinkdb,pap/rethinkdb,Wilbeibi/rethinkdb,mbroadst/rethinkdb,sontek/rethinkdb,yaolinz/rethinkdb,scripni/rethinkdb,AntouanK/rethinkdb,Qinusty/rethinkdb,wojons/rethinkdb,victorbriz/rethinkdb,RubenKelevra/rethinkdb,AtnNn/rethinkdb,4talesa/rethinkdb,ajose01/rethinkdb,JackieXie168/rethinkdb,marshall007/rethinkdb,gdi2290/rethinkdb,elkingtonmcb/rethinkdb,dparnell/rethinkdb,Qinusty/rethinkdb,KSanthanam/rethinkdb,jmptrader/rethinkdb,matthaywardwebdesign/rethinkdb,sebadiaz/rethinkdb,victorbriz/rethinkdb,ajose01/rethinkdb,KSanthanam/rethinkdb,AntouanK/rethinkdb,yakovenkodenis/rethinkdb,mbroadst/rethinkdb,AtnNn/rethinkdb,spblightadv/rethinkdb,dparnell/rethinkdb,mquandalle/rethinkdb,alash3al/rethinkdb,marshall007/rethinkdb,gavioto/rethinkdb,marshall007/rethinkdb,pap/rethinkdb,greyhwndz/rethinkdb,mbroadst/rethinkdb,grandquista/rethinkdb,mquandalle/rethinkdb,yakovenkodenis/rethinkdb,sebadiaz/rethinkdb,captainpete/rethinkdb,Qinusty/rethinkdb,Wilbeibi/rethinkdb,yaolinz/rethinkdb,jfriedly/rethinkdb,sbusso/rethinkdb,eliangidoni/rethinkdb,spblightadv/rethinkdb,grandquista/rethinkdb,jesseditson/rethinkdb,Qinusty/rethinkdb,4talesa/rethinkdb,yakovenkodenis/rethinkdb,nviennot/rethinkdb,rrampage/rethinkdb,sontek/rethinkdb,jfriedly/rethinkdb,tempbottle/rethinkdb,tempbottle/rethinkdb,wkennington/rethinkdb,eliangidoni/rethinkdb,losywee/rethinkdb,mcanthony/rethinkdb,jesseditson/rethinkdb,jmptrader/rethinkdb,eliangidoni/rethinkdb,wujf/rethinkdb,gdi2290/rethinkdb,bpradipt/rethinkdb,sontek/rethinkdb,mcanthony/rethinkdb,JackieXie168/rethinkdb,scripni/rethinkdb,jesseditson/rethinkdb,gavioto/rethinkdb,niieani/rethinkdb,sebadiaz/rethinkdb,urandu/rethinkdb,dparnell/rethinkdb,lenstr/rethinkdb,nviennot/rethinkdb,scripni/rethinkdb,robertjpayne/rethinkdb,jfriedly/rethinkdb,RubenKelevra/rethinkdb,wojons/rethinkdb,victorbriz/rethinkdb,sbusso/rethinkdb,wujf/rethinkdb,mcanthony/rethinkdb,captainpete/rethinkdb,rrampage/rethinkdb,catroot/rethinkdb,losywee/rethinkdb,gdi2290/rethinkdb,RubenKelevra/rethinkdb,JackieXie168/rethinkdb,ajose01/rethinkdb,ajose01/rethinkdb,niieani/rethinkdb,sebadiaz/rethinkdb,catroot/rethinkdb,jfriedly/rethinkdb,gdi2290/rethinkdb,matthaywardwebdesign/rethinkdb,bchavez/rethinkdb,bchavez/rethinkdb,grandquista/rethinkdb,rrampage/rethinkdb,bchavez/rethinkdb,spblightadv/rethinkdb,wujf/rethinkdb,matthaywardwebdesign/rethinkdb,lenstr/rethinkdb,RubenKelevra/rethinkdb,elkingtonmcb/rethinkdb,ajose01/rethinkdb,marshall007/rethinkdb,AntouanK/rethinkdb,greyhwndz/rethinkdb