nitroll

  class Base:
     def func(self):
         print("In Base.func:", self.name)
  
  class Child:
     def __init__(self, name):
         self.name = name
     func = Base.func
  
  c = Child("Foo")
  c.func() #=> In Base.func: Foo

  default = 10
  def foo(x=default):
      return x
  default = 20
  assert foo() == 10

  def foo(x=create_default(y, z))