Don't use %s in DotProduct exceptions
Don't use %s in DotProduct exceptions

Evaluating arguments as strings can be an expensive operation, even if the
exception is only raised internally and never seen by the user.

madan96/sympy,postvakje/sympy,yashsharan/sympy,yashsharan/sympy,madan96/sympy,aktech/sympy,rahuldan/sympy,yashsharan/sympy,chaffra/sympy,rahuldan/sympy,postvakje/sympy,sampadsaha5/sympy,souravsingh/sympy,skidzo/sympy,skidzo/sympy,drufat/sympy,aktech/sympy,sampadsaha5/sympy,skidzo/sympy,souravsingh/sympy,jaimahajan1997/sympy,kaushik94/sympy,chaffra/sympy,rahuldan/sympy,kaushik94/sympy,souravsingh/sympy,kaushik94/sympy,postvakje/sympy,sampadsaha5/sympy,chaffra/sympy,jaimahajan1997/sympy,jaimahajan1997/sympy,drufat/sympy,madan96/sympy,aktech/sympy,drufat/sympy