old_contents: import commands
  import os
  
  from kiwi.dist import listfiles, setup
  
  GLADELIB = 'libgladeui-1.0'
  
  def glade3_exists():
      status, output = commands.getstatusoutput('pkg-config --exists %s' %
                                                GLADELIB)
      return not status
  
  def get_glade3_variable(variablename):
      return commands.getoutput('pkg-config --variable=%s %s' % (variablename,
                                                                 GLADELIB))
  
  if glade3_exists():
      catalogdir = get_glade3_variable('catalogdir')
      moduledir = get_glade3_variable('moduledir')
      pixmapdir = get_glade3_variable('pixmapdir')
      pixmaps = listfiles('..', 'gazpacho-plugin',
                          'resources', 'kiwiwidgets', '*.png')
      print catalogdir
      setup(
          data_files=[
              (catalogdir, ['kiwiwidgets.xml']),
              (moduledir, ['kiwiwidgets.py']),
              (os.path.join(pixmapdir, '16x16'), pixmaps),
              (os.path.join(pixmapdir, '22x22'), pixmaps),
          ]
      )
  else:
      print 'Glade 3 is not installed, neither will be this plugin.'
  
  
  
new_contents: import commands
  import os
  
  from kiwi.dist import listfiles, setup
  
  GLADELIB = 'libgladeui-1.0'
  
  def glade3_exists():
      status, output = commands.getstatusoutput('pkg-config --exists %s' %
                                                GLADELIB)
      return not status
  
  def get_glade3_variable(variablename):
      return commands.getoutput('pkg-config --variable=%s %s' % (variablename,
                                                                 GLADELIB))
  
  if glade3_exists():
      catalogdir = get_glade3_variable('catalogdir')
      moduledir = get_glade3_variable('moduledir')
      pixmapdir = get_glade3_variable('pixmapdir')
      pixmaps = listfiles('..', 'gazpacho-plugin',
                          'resources', 'kiwiwidgets', '*.png')
      setup(
          data_files=[
              (catalogdir, ['kiwiwidgets.xml']),
              (moduledir, ['kiwiwidgets.py']),
              (os.path.join(pixmapdir, '16x16'), pixmaps),
              (os.path.join(pixmapdir, '22x22'), pixmaps),
          ]
      )
  else:
      print 'Glade 3 is not installed, neither will be this plugin.'
  
  
  
subject: Remove print, thanks ali