parameters: (self)
docstring: Print level order traversal of the tree in recursive manner
docstring_summary: Print level order traversal of the tree in recursive manner
docstring_tokens: Print level order traversal of the tree in recursive manner
function: def level_order(self):
          """Print level order traversal of the tree in recursive manner"""
          h = self.height()
          for i in range(1, h+1):
              self.print_level(self.root, i)
function_tokens: def level_order ( self ) : h = self . height ( ) for i in range ( 1 , h + 1 ) : self . print_level ( self . root , i )