fails:A class definition allows using self as the superclass if self is a class
fails:A class definition raises a TypeError if inheriting from a metaclass
fails:A class definition allows the declaration of class variables in the body
fails:A class definition allows the declaration of class variables in a class method
fails:An outer class definition contains the inner classes
fails:A class definition extending an object (sclass) raises a TypeError when trying to extend numbers
fails(inherited):A class definition extending an object (sclass) allows accessing the block of the original scope
fails:A class definition extending an object (sclass) can use return to cause the enclosing method to return
fails:Reopening a class raises a TypeError when superclasses mismatch
fails:Reopening a class adds new methods to subclasses
fails:class provides hooks calls inherited when a class is created
