[Level 2] Replace doc by variable name in Python.
#!/bin/env python doc = ''' a: %(a)s b: %(b)s c: %(c)s d: %(d)s ''' dict = { 'a': 'a1', 'b': 'b1', 'c': 'c1', 'd': 'd1', } print doc % dict $ /tmp/t.py a: a1 b: b1 c: c1 d: d1 $ Wish this helps. regards, Stanley Huang