comefrom: <garvit244>117_1.py
code: def connect( root):
      if root == None:
          return 
      queue = [root]
      queue.append(None)
      
      while queue:
          front = queue.pop(0)
          if front is not None:
              front.next = queue[0]
              if front.left:
                  queue.append(front.left)
              if front.right:
                  queue.append(front.right)
          elif queue:
              queue.append(None)
masked: def sample_funcname ( var_0 ) :
      if var_0 == None :
          return
      var_2 = [ var_0 ]
      var_2.append ( None )
      while var_2 :
          var_6 = var_2.pop ( 0 )
          if var_6 is not None :
              var_6.next = var_2 [ 0 ]
              if var_6.left :
                  var_2.append ( var_6.left )
              if var_6.right :
                  var_2.append ( var_6.right )
          elif var_2 :
              var_2.append ( None )
  