old_contents: class User(object):
      """An importable dummy class used for testing purposes."""
  
      class_attribute = 'foo'
  
      @staticmethod
      def static_method():
          pass
  
      @classmethod
      def class_method(cls):
          return 'class method'
  
      def __init__(self, name, age):
          self.name = name
          self.age = age
  
      def get_name(self):
          return self.name
  
      def instance_method(self):
          pass
  
      def method_with_varargs(self, *args):
          pass
  
      def method_with_default_args(self, foo, bar='baz'):
          pass
  
      def method_with_varkwargs(self, **kwargs):
          pass
  
      def method_with_positional_arguments(self, foo):
          pass
  
new_contents: class User(object):
      """An importable dummy class used for testing purposes."""
  
      class_attribute = 'foo'
  
      @staticmethod
      def static_method():
          return 'static_method return value'
  
      @classmethod
      def class_method(cls):
          return 'class_method return value'
  
      def __init__(self, name, age):
          self.name = name
          self.age = age
  
      def get_name(self):
          return self.name
  
      def instance_method(self):
          return 'instance_method return value'
  
      def method_with_varargs(self, *args):
          return 'method_with_varargs return value'
  
      def method_with_default_args(self, foo, bar='baz'):
          return 'method_with_default_args return value'
  
      def method_with_varkwargs(self, **kwargs):
          return 'method_with_varkwargs return value'
  
      def method_with_positional_arguments(self, foo):
          return 'method_with_positional_arguments return value'
  
subject: Return easily identifiable values from User methods.