multiple init example

python-temel/multiple.init.py

@@ -0,0 +1,26 @@
+class A:
+    def __init__(self, a):
+        self.a = a
+        print('A.__init__')
+
+class B(A):
+    def __init__(self, b, **args):
+        super().__init__(**args)
+        self.b = b
+        print('B.__init__')
+
+class C(A):
+    def __init__(self, c, **args):
+        super().__init__(**args)
+        self.c = c
+        print('C.__init__')
+
+class D(B, C):
+    def __init__(self, d, **args):
+        super().__init__(**args)
+        self.d = d
+        print('D.__init__')
+
+print(D.__mro__)
+d = D(10, a = 20, b = 30, c = 40)
+print(d.a, d.b, d.c, d.d)             # 20 30 40 10