title: __init__() missing 1 required positional argument 'address'
body: <p>Here is my code. I have this erro message:
  TypeError: <strong>init</strong>() missing 1 required positional argument: 'address'
  what do you think seems to be the problem?</p>
  
  <pre><code>class Person:
  def __init__(self, name, address):
      self.name = name
      self.address = address
  
  def say_name(self):
      print('Hello, my name is', self.name)
  def say_address(self):
      print('Hello, my name address', self.address)
  
  p = Person('Swaroop')
  q = Person('Duisburg')
  
  p.say_name()
  q.say_address()
  </code></pre>