>>> import SetupHelper
>>> t1 = SetupHelper.version_tuple("0.2a1")
>>> t1
(0, 2, 'a1')
>>> t2 = SetupHelper.version_tuple("0.2a1", True)
>>> t2
((0, 2), ('a', 1))
>>> s1 = SetupHelper.version_string(t1)
>>> s1
'0.2a1'
>>> s2 = SetupHelper.version_string(t2)
Traceback (most recent call last):
  File "<stdin>", line 1, in ?
  File "SetupHelper.py", line 291, in version_string
    result = map(int, ver_t)
TypeError: int() argument must be a string or a number
>>> s2 = SetupHelper.version_string(*t2)
>>> s2
'0.2a1'
>>>
