CLN: unify logic for form_blocks and make_blocks (#19189)
CLN: unify logic for form_blocks and make_blocks (#19189)


louispotok/pandas,jorisvandenbossche/pandas,datapythonista/pandas,harisbal/pandas,cython-testbed/pandas,MJuddBooth/pandas,pratapvardhan/pandas,kdebrab/pandas,MJuddBooth/pandas,GuessWhoSamFoo/pandas,TomAugspurger/pandas,datapythonista/pandas,GuessWhoSamFoo/pandas,harisbal/pandas,amolkahat/pandas,louispotok/pandas,kdebrab/pandas,kdebrab/pandas,MJuddBooth/pandas,dsm054/pandas,gfyoung/pandas,harisbal/pandas,amolkahat/pandas,dsm054/pandas,pratapvardhan/pandas,gfyoung/pandas,jorisvandenbossche/pandas,pratapvardhan/pandas,louispotok/pandas,cbertinato/pandas,toobaz/pandas,rs2/pandas,gfyoung/pandas,pandas-dev/pandas,cython-testbed/pandas,gfyoung/pandas,jreback/pandas,jreback/pandas,cython-testbed/pandas,toobaz/pandas,TomAugspurger/pandas,GuessWhoSamFoo/pandas,louispotok/pandas,pratapvardhan/pandas,jorisvandenbossche/pandas,datapythonista/pandas,pandas-dev/pandas,dsm054/pandas,jorisvandenbossche/pandas,rs2/pandas,kdebrab/pandas,GuessWhoSamFoo/pandas,kdebrab/pandas,pandas-dev/pandas,amolkahat/pandas,gfyoung/pandas,toobaz/pandas,cbertinato/pandas,cbertinato/pandas,jreback/pandas,rs2/pandas,cbertinato/pandas,GuessWhoSamFoo/pandas,dsm054/pandas,datapythonista/pandas,pandas-dev/pandas,cython-testbed/pandas,cbertinato/pandas,TomAugspurger/pandas,pratapvardhan/pandas,dsm054/pandas,harisbal/pandas,MJuddBooth/pandas,toobaz/pandas,MJuddBooth/pandas,amolkahat/pandas,cython-testbed/pandas,louispotok/pandas,amolkahat/pandas,toobaz/pandas,jreback/pandas,jreback/pandas,rs2/pandas,TomAugspurger/pandas,harisbal/pandas