Init class to get an instance with parameter dictionary

param_dict.py

class Foo():
    
    def __init__(self, a, b, c, d=0):
        
        self.a = a
        self.b = b
        self.c = c
        self.d = d

params = {
    'b' : 2,
    'c' : 3, 
    'a' : 1,
    'd' : 4
 }
foo = Foo(**params)
for var in foo.__dict__:
    print(foo.__dict__[var])

# Out:
1
2
3
4