(Pdb) ps
<package.module.A object at 0x000001D1...>
(Pdb) type(ps)
<class 'package.module.A'>
(Pdb) A
<class 'package.module.A'>
(Pdb) type(ps) == PolynomialSpace
False
(Pdb) isinstance(ps,PolynomialSpace)
False