Code generation documentation: prose style
Code generation documentation: prose style

More improvements on PEP8 compatibility
Fixes #8889

drufat/sympy,drufat/sympy,aktech/sympy,yashsharan/sympy,mafiya69/sympy,souravsingh/sympy,Arafatk/sympy,Curious72/sympy,Titan-C/sympy,mafiya69/sympy,skidzo/sympy,hargup/sympy,oliverlee/sympy,souravsingh/sympy,hargup/sympy,lindsayad/sympy,oliverlee/sympy,Titan-C/sympy,Curious72/sympy,Arafatk/sympy,ChristinaZografou/sympy,aktech/sympy,rahuldan/sympy,jerli/sympy,lindsayad/sympy,kaichogami/sympy,kaushik94/sympy,lindsayad/sympy,Shaswat27/sympy,chaffra/sympy,Shaswat27/sympy,madan96/sympy,skidzo/sympy,chaffra/sympy,mafiya69/sympy,sampadsaha5/sympy,jaimahajan1997/sympy,aktech/sympy,ChristinaZografou/sympy,jerli/sympy,postvakje/sympy,yashsharan/sympy,postvakje/sympy,sampadsaha5/sympy,skidzo/sympy,kaushik94/sympy,souravsingh/sympy,Titan-C/sympy,jaimahajan1997/sympy,postvakje/sympy,jerli/sympy,drufat/sympy,jaimahajan1997/sympy,chaffra/sympy,Curious72/sympy,kaichogami/sympy,rahuldan/sympy,hargup/sympy,kaichogami/sympy,sampadsaha5/sympy,ChristinaZografou/sympy,kaushik94/sympy,oliverlee/sympy,madan96/sympy,yashsharan/sympy,Shaswat27/sympy,madan96/sympy,Arafatk/sympy,rahuldan/sympy