BUG: df with dupe cols should raise KeyError on accessing non-existent col via list #2218
BUG: df with dupe cols should raise KeyError on accessing non-existent col via list #2218

pratapvardhan/pandas,gfyoung/pandas,MJuddBooth/pandas,TomAugspurger/pandas,dsm054/pandas,winklerand/pandas,linebp/pandas,rs2/pandas,Winand/pandas,dsm054/pandas,datapythonista/pandas,linebp/pandas,Winand/pandas,louispotok/pandas,jmmease/pandas,pandas-dev/pandas,cython-testbed/pandas,Winand/pandas,DGrady/pandas,rs2/pandas,GuessWhoSamFoo/pandas,winklerand/pandas,rs2/pandas,cbertinato/pandas,pratapvardhan/pandas,pandas-dev/pandas,gfyoung/pandas,louispotok/pandas,MJuddBooth/pandas,rs2/pandas,louispotok/pandas,toobaz/pandas,winklerand/pandas,winklerand/pandas,harisbal/pandas,cbertinato/pandas,DGrady/pandas,TomAugspurger/pandas,amolkahat/pandas,jreback/pandas,pratapvardhan/pandas,jmmease/pandas,datapythonista/pandas,cython-testbed/pandas,TomAugspurger/pandas,harisbal/pandas,GuessWhoSamFoo/pandas,amolkahat/pandas,pandas-dev/pandas,jmmease/pandas,kdebrab/pandas,jorisvandenbossche/pandas,jorisvandenbossche/pandas,louispotok/pandas,harisbal/pandas,linebp/pandas,zfrenchee/pandas,nmartensen/pandas,louispotok/pandas,DGrady/pandas,MJuddBooth/pandas,GuessWhoSamFoo/pandas,dsm054/pandas,dsm054/pandas,Winand/pandas,jorisvandenbossche/pandas,dsm054/pandas,toobaz/pandas,toobaz/pandas,kdebrab/pandas,zfrenchee/pandas,toobaz/pandas,DGrady/pandas,kdebrab/pandas,zfrenchee/pandas,jmmease/pandas,MJuddBooth/pandas,Winand/pandas,Winand/pandas,MJuddBooth/pandas,linebp/pandas,pratapvardhan/pandas,nmartensen/pandas,pratapvardhan/pandas,kdebrab/pandas,cython-testbed/pandas,linebp/pandas,toobaz/pandas,gfyoung/pandas,harisbal/pandas,winklerand/pandas,jreback/pandas,GuessWhoSamFoo/pandas,jreback/pandas,nmartensen/pandas,jmmease/pandas,gfyoung/pandas,GuessWhoSamFoo/pandas,amolkahat/pandas,cbertinato/pandas,jmmease/pandas,cbertinato/pandas,cython-testbed/pandas,amolkahat/pandas,linebp/pandas,DGrady/pandas,kdebrab/pandas,gfyoung/pandas,jreback/pandas,zfrenchee/pandas,jorisvandenbossche/pandas,pandas-dev/pandas,nmartensen/pandas,nmartensen/pandas,winklerand/pandas,datapythonista/pandas,harisbal/pandas,amolkahat/pandas,datapythonista/pandas,DGrady/pandas,nmartensen/pandas,zfrenchee/pandas,TomAugspurger/pandas,jreback/pandas,cbertinato/pandas,cython-testbed/pandas