1.0.4
- control the values that you wanna put in (label, attribute and value)
>>> c = Cont()
>>> c.add(label='First Item',attr="my_attr", value=1)
>>> c.my_attr
'1'
>>> c = Cont()
>>> c.add(label='First Item',attr="my_attr", value=1)
>>> c.my_attr
'1'