old_contents: # -*- coding: utf-8 -*-
  
  class Foo:
      """Docstring for class Foo."""
  
      #: Doc comment for class attribute Foo.bar.
      #: It can have multiple lines.
      bar = 1
  
      flox = 1.5   #: Doc comment for Foo.flox. One line only.
  
      baz = 2
      """Docstring for class attribute Foo.baz."""
  
      def __init__(self):
          #: Doc comment for instance attribute qux.
          self.qux = 3
  
          self.spam = 4
          """Docstring for instance attribute spam."""
  
new_contents: # -*- coding: utf-8 -*-
  
  class Foo:
      """Docstring for class Foo."""
  
      #: Doc comment for class attribute Foo.bar.
      #: It can have multiple lines.
      bar = 1
  
      flox = 1.5   #: Doc comment for Foo.flox. One line only.
  
      baz = 2
      """Docstring for class attribute Foo.baz."""
  
      def __init__(self):
          #: Doc comment for instance attribute qux.
          self.qux = 3
  
          self.spam = 4
          """Docstring for instance attribute spam."""
  
      def add(self, val1, val2):
          """Return the added values.
  
          :param val1: First number to add.
          :type val1: int
          :param val2: Second number to add.
          :type val2: int
          :rtype: int
  
          """
  
          return val1 + val2
  
      def capitalize(self, myvalue):
          """Return a string as uppercase.
  
          :param myvalue: String to change
          :type myvalue: string
          :rtype: string
  
          """
  
          return myvalue.upper()
  
subject: Add two methods to test module