#!/usr/bin/env python
     # encoding: utf-8
     #
     # Copyright (c) 2010 Doug Hellmann.  All rights reserved.
     #
     """Converting from degrees to radians.
     """
     #end_pymotw_header
     
     import math
     
     print '{:^7}  {:^7}  {:^7}'.format('Degrees', 'Radians', 'Expected')
     print '{:-^7}  {:-^7}  {:-^7}'.format('', '', '')
     
     for deg, expected in [ (  0,  0),
                            ( 30,  math.pi/6),
                            ( 45,  math.pi/4),
                            ( 60,  math.pi/3),
                            ( 90,  math.pi/2),
                            (180,  math.pi),
                            (270,  3/2.0 * math.pi),
                            (360,  2 * math.pi),
                            ]:
         print '{:7d}  {:7.2f}  {:7.2f}'.format(deg, math.radians(deg), expected)