But for what you are asking, have you seen the StrictVersion and LooseVersion classes available in distutils?
Yeah, but they don’t handle ranges and they’re essentially the equivalent of comparing plain tuples, aside from the alpha/beta extras. assert (1, 0, 5) > (1, 0, 4) On 8 October 2014 19:31, Justin Israel <[email protected]> wrote: > I'm actually getting into this area a bit for some work related to env and > package management. But for what you are asking, have you seen the > StrictVersion and LooseVersion classes available in distutils? > > http://epydoc.sourceforge.net/stdlib/distutils.version.Version-class.html > > You can instantiate those with your version strings and compare them. I > use those in various code that needs to confirm min versions of available > libs > On 9/10/2014 6:17 AM, "Marcus Ottosson" <[email protected]> wrote: > >> Hi guys, >> >> I’m looking for a method of evaluating the version of a Python object and >> comparing it with another. >> >> The object may have a range of versions, such as “Anything above 1.0, but >> below 1.3.1” whereas the comparison version is fixed, such as “1.0.3” >> >> The object may look something like this: >> >> class MyObject(object): >> requires = "mylibrary>=1.0.0, <1.3" >> >> Whereas a function would compare the *requirement* with a fixed version, >> like this: >> >> assert is_compatible(MyObject.requires, (1, 0, 6)) is True >> >> This syntax is from the requirements.txt-style of syntaxes and is the >> one used with Python libraries in general. I implemented an example of this >> here: >> https://gist.github.com/mottosso/f4cb1c636fae3fc63ab0 >> >> Another syntax I’m interested in trying was the Rez syntax, but they seem >> to fulfil much of the same requirements. >> http://nerdvegas.github.io/rez/#versioning >> >> Have anyone had experience with this sort of versioning? How are you >> dealing with this currently? What issues have you encountered? >> >> Best, >> Marcus >> >> -- >> *Marcus Ottosson* >> [email protected] >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Python Programming for Autodesk Maya" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/python_inside_maya/CAFRtmODaKuESgGtsc48rNVWmFQc67WkHCoO2KTETTpMTqM7SQA%40mail.gmail.com >> <https://groups.google.com/d/msgid/python_inside_maya/CAFRtmODaKuESgGtsc48rNVWmFQc67WkHCoO2KTETTpMTqM7SQA%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > -- > You received this message because you are subscribed to the Google Groups > "Python Programming for Autodesk Maya" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/python_inside_maya/CAPGFgA3h%2Bm-Kny_YELm6JjQcJY4X4QK-wwOkXB8a8ijVTN%3DZQg%40mail.gmail.com > <https://groups.google.com/d/msgid/python_inside_maya/CAPGFgA3h%2Bm-Kny_YELm6JjQcJY4X4QK-wwOkXB8a8ijVTN%3DZQg%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- *Marcus Ottosson* [email protected] -- You received this message because you are subscribed to the Google Groups "Python Programming for Autodesk Maya" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/python_inside_maya/CAFRtmOAL8Bj1-XfeJzEBF3kdMg-sPK1kYFfBkaicUJVvASenkQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
