title: Python assigning two variables on one line
body: <pre><code>class Domin():
      def __init__(self , a, b) :
          self.a=a , self.b=b
  
      def where(self):
          print 'face : ' , self.a , "face : " ,self.b
  
      def value(self):
          print self.a + self.b
  
  d1=Domin(1 , 5)   
  
  d1=Domin(20 , 15)
  </code></pre>
  
  <p>I get this error:</p>
  
  <pre><code>Traceback (most recent call last):
    File "test2.py", line 13, in &lt;module&gt;
      d1=Domin(1 , 5)
    File "test2.py", line 5, in __init__
      self.a=a , self.b=b
  TypeError: 'int' object is not iterable
  </code></pre>