[Distutils] Requirent specifiers specified? :)

Jim Fulton jim at zope.com
Thu Jun 22 13:17:05 CEST 2006

On Jun 21, 2006, at 5:11 PM, Phillip J. Eby wrote:
> """Requirement strings basically consist of a distribution name, an  
> optional list of "options" (more on this in a moment), and a comma- 
> separated list of zero or more version conditions. Version  
> conditions basically specify ranges of valid versions, using  
> comparison operators. The version conditions you supply are sorted  
> into ascending version order, and then scanned left to right until  
> the package's version falls between a pair of > or >= and < or <=  
> conditions, or exactly matches a == or != condition."""

I suppose that given:

   <1.2, >1.3

there is an implicit >-infinity and <infinity so that, for example,  
1.9 falls between the pair >1,3 and <infinity.


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