Python 3 Deep Dive Part 4 Oop High Quality -

def constructor(self, val): self.val = val MyClass = type('MyClass', (object,), '__init__': constructor, 'x': 42) obj = MyClass(100) print(obj.val, obj.x) # 100 42

class Circle: # No explicit inheritance def draw(self, canvas): print(f"Circle on canvas") python 3 deep dive part 4 oop high quality

Abstract base classes define interfaces that subclasses implement. def constructor(self, val): self

This is not a beginner-level program; it requires a strong working knowledge of functional Python programming, including closures, decorators, and generators. 'x': 42) obj = MyClass(100) print(obj.val