1 __doc__ = u"""

2 >>> swallow(name = "Brian")

3 This swallow is called Brian

4 >>> swallow(airspeed = 42)

5 This swallow is flying at 42 furlongs per fortnight

6 >>> swallow(coconuts = 3)

7 This swallow is carrying 3 coconuts

8 """

9

10 def swallow(name = None, airspeed = None, coconuts = None):

11 if name is not None:

12 print u"This swallow is called", name

13 if airspeed is not None:

14 print u"This swallow is flying at", airspeed, u"furlongs per fortnight"

15 if coconuts is not None:

16 print u"This swallow is carrying", coconuts, u"coconuts"

17