[Python-Dev] New functionality in micro releases (was:Documenting branch policy)

[Fred L. Drake, Jr.]

Phillip J. Eby writes:
 > It does suggest that being able to specify the version of Python required 
 > by a script or module, would be a helpful idiom.  sys.requireversion(), 
 > perhaps?  Guess I should make a quick check to be sure you haven't already 
 > used the time machine and put this in...  :)

I'm not aware of any such thing.

 > Of course, the sad bit is that even if there were a sys.requireversion(), 
 > it wouldn't be in the versions where it was actually needed: the older ones!

Comparison with sys.version_info would be trivial, and seems
sufficient:

if sys.version_info < (2,2,2):
  print "Get a newer version of Python!"
else:
  main()


  -Fred

-- 
Fred L. Drake, Jr.  <fdrake at acm.org>
PythonLabs at Zope Corporation