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You can easily call Python methods from within expressions, similar to calling Tcl expressions from Python via nuke.tcl() To do this, you use the "python" Tcl method, for example: [python nuke.thisNode().metadata().keys()] While this is mostly straight-forward, there are a few things to be aware of..…

I decided to write this simple and quick tutorial on how to Launch NukeX from the terminal since it took me a while to figure it out.  I am not very good with command-lines which is why it took my some time to figure this out. hopefully this will save you a lot of time.…

If you want to generate random frames from your current read node : Pace a FrameHold node below your read node Then goto first frame:- edit expression and place this code int( random(frame) * (last_frame-first_frame+1) + first_frame ) )

if you need your output file named exactly like your input file then use a little TCL expression in the file knob of the write node suggestion your filename convention is like: //path/to/file/filename.pattern.ext then: [lindex [split [lindex [split [knob [topnode].file] .] 0] /] end] will give you back just the "filename" part of the original read node if you want…

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Some people are having issues getting Prman working with Nuke 6.2. So this is a basic tutorial on setting up the proper environment variables you need.  This only works when Nuke is launced from the gui under osx.  I have a separate tutorial for getting it to work when you launch Nuke from the shell. 1.…

First published: 11 July 2010 Last updated: 4 May 2017 This acceptable use policy sets out the terms between you and us under which you may access our website www.nukepedia.com (“our site”). This acceptable use policy applies to all users of, and visitors to, our site.…

Lots of people are having issues getting Prman working with Nuke 6.2. So this is a basic tutorial on setting up the proper environment variables you need for launching Nuke from the shell under osx & linux. Bash Shell setup In a text editor create the file ".bash_profile" in your $HOME directory (/Users/yourUserName under osx or /home/yourUserName under linux) 1.…

This is a great source for python snippets: http://code.activestate.com/recipes/langs/python/

We're here with Hugh Macdonald of Nvizible to talk about pipelines, their use of Nuke, custom development, the thrills and spills of open sourcing tools, relighting, particles and more. So kick off a render, grab a cuppa and let's get stuck in. Tell us a little bit about yourself Hugh.…