python 定义类时,实现内部方法的互相调用

class MyClass:
  def __init__(self):
    pass
  def func1(self):
    # do something
    print('a')  #for example   
    self.common_func()
   def func2(self):
    # do something
    self.common_func()
     
   def common_func(self):
     pass