Not much just oh you know inspecting __closure__ attributes, what about you?

method-attributes.py

# -*- coding: utf-8 -*-
from pprint import pprint

WIDTH = 100

outside = 'varible defined outside'

class YoDogg(object):
    
    def meth2(self):
        inside = 'variable defined inside'
        # print("module:", self.__module__)
        
        def inner():
            assert inside
            print("inner VARS:")
            pprint(vars())
            print()
        
        assert outside != inside
        assert self.meth2.__func__ == YoDogg.meth2
        assert self.meth2.__self__ == self
        
        inner()
        
        print('*' * WIDTH)
        print("outer VARS:")
        pprint(vars())
        print()
        
        return __class__
    
    meth2.wat = "I heard you like attributes"
    

def main():
    
    instance = YoDogg()
    instance.meth2()
    
    print('*' * WIDTH)
    print("instance:")
    pprint(dir(instance), width=WIDTH)
    print()
    
    print('*' * WIDTH)
    print("instance.meth2:")
    pprint(dir(instance.meth2), width=WIDTH)
    print()
    
    print('*' * WIDTH)
    print("instance.meth2.__closure__:")
    pprint(instance.meth2.__closure__, width=WIDTH)
    print()
    
    print('*' * WIDTH)
    print("instance.meth2.__closure__[0]:")
    pprint(dir(instance.meth2.__closure__[0]), width=WIDTH)
    print()
    
    print('*' * WIDTH)
    print("instance.meth2.__closure__[0].cell_contents:")
    pprint(instance.meth2.__closure__[0].cell_contents, width=WIDTH)
    print()
    
    print('*' * WIDTH)
    print("instance.meth2.__code__:")
    pprint(dir(instance.meth2.__code__), width=WIDTH)
    print()
    
    print('*' * WIDTH)
    print("instance.meth2.__code__.co_cellvars:")
    pprint(instance.meth2.__code__.co_cellvars, width=WIDTH)
    print()
    
    print('*' * WIDTH)
    print("instance.meth2.__code__.co_freevars:")
    pprint(instance.meth2.__code__.co_freevars, width=WIDTH)
    print()
    
    print('*' * WIDTH)
    print("instance.meth2.__code__.co_names:")
    pprint(instance.meth2.__code__.co_names, width=WIDTH)
    print()
    
    print('*' * WIDTH)
    print("instance.meth2.__code__.co_varnames:")
    pprint(instance.meth2.__code__.co_varnames, width=WIDTH)
    print()
    
    # tl;dr
    instance.meth2()
    assert 'wat' in dir(instance.meth2)

if __name__ == '__main__':
    main()