python super TypeError: must be type, not classobj

gistfile1.py

If you face with an error like this while use "super":
"TypeError: must be type, not classobj"

link:
http://stackoverflow.com/questions/489269/python-super-raises-typeerror-why

Solution: add inheratence from the "object" class in the base class.

class Class1(object):
    def __init__(self):
        pass
    
class Class2(Class1):
    def __init__(self):
        super(Class2, self).__init__()
        super(self.__class__, self).__init__()