functools.partial

gistfile1.py

import functools

class A:
    def __init__(s):
            s.a = 1
    def c(s,b,c,d):
            print s.a,b,c,d
a = A()
a.c(2,3,4)
#=> 1 2 3 4
f = functools.partial(a.c, 2)
f(3,4)
#=> 1 2 3 4