Source Code for Module nuke.utils

 1  # Copyright (c) 2009 The Foundry Visionmongers Ltd.  All Rights Reserved. 
 2   
 3  import os.path 
 4  import nuke 
 5   
 6 -class FnPySingleton(object): 
 7 -  def __new__(type, *args, **kwargs): 
 8      if not '_the_instance' in type.__dict__: 
 9        type._the_instance = object.__new__(type) 
10      return type._the_instance 
11   
12 -def script_directory(): 
13   
14    # Use thisRoot to ensure we're using the root node of the current 
15    # context (which may or may not be the node graph's global root). 
16    # 
17    # This sometimes gets called before the Root node is attached. Fixing this is 
18    # quite difficult, so handle the exception that results if we try and access 
19    # the node in this state 
20    try: 
21      scriptFilePath = nuke.thisRoot().knob("name").value() 
22    except ValueError: 
23      scriptFilePath = None 
24   
25    if not scriptFilePath: 
26      return "" 
27   
28    return os.path.dirname(scriptFilePath) 
29