class MyCoolClass(object):

    def __init__(self, name):
        self.name = name


foo = MyCoolClass("jordan")

print(foo.name)

try:
    foo.nothere
except AttributeError:
    print("oops, that didn't work")

## Output:
## jordan
## oops, that didn't work

class MyCoolerClass(object):
    def __init__(self, name):
        self.name = name

    def __getitem__(self, item):
        return "I dunno what %s is" % item

    def __getattr__(self, attr):
        return "you want whaat? %s??" % attr

foo = MyCoolerClass("vishal")

print(foo.name)
print(foo.nothere)
print(foo[1])

## Output:
## vishal
## you want whaat? nothere??
## I dunno what 1 is