Hi Micah... can you explain this in a little more detail? I like it! But I don't completely get it. It seems like you're taking advantage of some Python wisdom that I don't entirely grok.
Chris On Thu, Jan 26, 2012 at 10:50 AM, Micah Henrie <[email protected]> wrote: > You can 'monkeypatch' nuke: > > nuke.MY_CLASS = classInstance > > micah > > ------------------------------ > *From: *"Christopher Horvath" <[email protected]> > *To: *"Nuke Python discussion" <[email protected]> > *Sent: *Thursday, January 26, 2012 10:40:37 AM > *Subject: *Re: [Nuke-python] Storing blind user data on nodes with Python > > > I don't actually need the object to persist across sessions - just within > a single session, so that each time Nuke edits the node, the same class > instance exists. If I have to recreate it each time, it just means that I'm > re-opening a file and interpreting its contents over and over in response > to a mouse click, which is slow. > > Chris > > On Thu, Jan 26, 2012 at 10:33 AM, Nathan Rusch > <[email protected]>wrote: > >> The only way to do this between Nuke sessions would be to serialize >> the Python object somehow and store it in a text knob on the node. >> >> The Node.metadata() method is returning a copy of the node’s metadata in >> the form of a dictionary (presumably assembled from the underlying >> DDImage::MetaData::Bundle object every time the method is called). The >> dictionary object is not actually directly associated with the node, and is >> in no way stored with the node itself. >> >> -Nathan >> >> >> *From:* Christopher Horvath <[email protected]> >> *Sent:* Thursday, January 26, 2012 10:18 AM >> *To:* Nuke Python discussion <[email protected]> >> *Subject:* [Nuke-python] Storing blind user data on nodes with Python >> >> Hello Again, Nuke! >> >> Is there a way to create an instance of a Python object and have it be >> persistently stored with a node instance? I was thinking I could just add >> the instance to the node's metadata, which seems to be just a python >> dictionary, and therefore capable of storing any Python object. However, I >> wasn't sure if the dictionary was created on the fly as a mirror of some >> internal, non-pythonic representation. Also, metadata seems to be copied >> from one node to the next, which could be confusing with respect to this >> unusual usage of it. >> >> I have a python class (which, sadly, I don't have a C++ version of ) >> which carries some moderately expensive state with it that I need to use to >> compute parameter data for the node. I'd like to be able to create an >> instance of this class and stick it onto the node (like UserData on Widgets >> in Xt). Can I do this? >> >> Chris >> >> >> >> -- >> I think this situation absolutely requires that a really futile and >> stupid gesture be done on somebody's part. And we're just the guys to do it. >> >> ------------------------------ >> _______________________________________________ >> Nuke-python mailing list >> [email protected], http://forums.thefoundry.co.uk/ >> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python >> >> >> _______________________________________________ >> Nuke-python mailing list >> [email protected], http://forums.thefoundry.co.uk/ >> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python >> >> > > > -- > I think this situation absolutely requires that a really futile and stupid > gesture be done on somebody's part. And we're just the guys to do it. > > _______________________________________________ > Nuke-python mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python > > > _______________________________________________ > Nuke-python mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python > > -- I think this situation absolutely requires that a really futile and stupid gesture be done on somebody's part. And we're just the guys to do it.
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