Intermediate Class Tricks

class_tricks.py

# Get attributes from contained class
class A:
    def __init__(self, a, b, ):
        self.a = a
        self.b = b


class B:
    def __init__(self, c, acls):
        print("Y")
        self.c = c
        self.acls = acls

    def __getattr__(self, attr):
        print('Hello')
        ret = getattr(self.acls, attr)
        return ret


x = A('a', 'b')
y = B('c', x)
print(y.b)
print(y.a)


# Set attributes with dict
class C:
    def __init__(self, a, conf):
        for k, v in conf.items():
            setattr(self, k, v)
        self.a = a


conf = {'con': '1.1.1.1', 'data': [1, 2, 3, 4]}
c = C('a', conf)
print(c.a)
print(c.con)
print(c.data)