Cache tuples that contain builtins, such as the base class tuple in "class PyClass(object)".
Cache tuples that contain builtins, such as the base class tuple in "class PyClass(object)".

scoder/cython,scoder/cython,da-woods/cython,da-woods/cython,da-woods/cython,cython/cython,cython/cython,cython/cython,scoder/cython,da-woods/cython,scoder/cython,cython/cython