Python: access class attribute by variable

Question

in python how to access instance's attribute as cls.variable format?

(in ruby, it can be in format cls.#{variable} )

>>>cls.classname
u'CIM_RegisteredProfile'

>>>var='classname'

>>>cls.var
Traceback (most recent call last):
  File "<console>", line 0, in <module>
AttributeError: 'CIMClass' object has no attribute 'var'

Answer 1

Use getattr:

var = 'classname'
getattr(cls, var)