old_contents: #!/usr/bin/env python
  #
  # Copyright (C) 2012 Intel Corporation
  #
  # This library is free software; you can redistribute it and/or
  # modify it under the terms of the GNU Lesser General Public
  # License as published by the Free Software Foundation; either
  # version 2 of the License, or (at your option) any later version.
  #
  # This library is distributed in the hope that it will be useful,
  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  # Lesser General Public License for more details.
  #
  # You should have received a copy of the GNU Lesser General Public
  # License along with this library. If not, see <http://www.gnu.org/licenses/>.
  #
  # Author: Zhigang Gong <zhigang.gong@linux.intel.com>
  #/
  import sys
  import os
  
  if len(sys.argv) != 3:
      print "Invalid argument {0}".format(sys.argv)
      print "use {0} tmpl_file_name output_file_name".format(sys.argv[0])
      raise
  
  def safeUnlink(filename):
      try:
          os.remove(filename)
      except OSError:
          pass
  
  header_segments = [ "vector", "as", "convert", "common_defines"]
  blobFileName = sys.argv[2]
  blobTempName = sys.argv[2] + '.tmp'
  safeUnlink(blobFileName)
  tmplFile = open(sys.argv[1], 'r')
  blob = open(sys.argv[2] + '.tmp', 'w')
  path = os.path.dirname(sys.argv[1])
  if path == '':
      path = '.'
  
  matched_header = ""
  for tline in tmplFile:
      if matched_header == "":
          blob.write(tline)
          for header in header_segments:
              if tline.strip() == '// ##BEGIN_{0}##'.format(header.upper()) :
                  hFile = open(path + '/ocl_' + header + '.h', 'r')
                  lineNr = 0
                  for hline in hFile:
                      if lineNr >= 2:  #ignore the 2 lines of comment at the top of file.
                          blob.write(hline)
                      lineNr += 1
                  hFile.close()
                  matched_header = header
      else:
          if tline.strip() == '// ##END_{0}##'.format(matched_header.upper()) :
              blob.write(tline)
              matched_header = "";
  
  tmplFile.close()
  blob.close()
  os.rename(blobTempName, blobFileName)
  
new_contents: #!/usr/bin/env python
  #
  # Copyright (C) 2012 Intel Corporation
  #
  # This library is free software; you can redistribute it and/or
  # modify it under the terms of the GNU Lesser General Public
  # License as published by the Free Software Foundation; either
  # version 2 of the License, or (at your option) any later version.
  #
  # This library is distributed in the hope that it will be useful,
  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  # Lesser General Public License for more details.
  #
  # You should have received a copy of the GNU Lesser General Public
  # License along with this library. If not, see <http://www.gnu.org/licenses/>.
  #
  # Author: Zhigang Gong <zhigang.gong@linux.intel.com>
  #/
  import sys
  import os
  
  if len(sys.argv) != 3:
      print "Invalid argument {0}".format(sys.argv)
      print "use {0} tmpl_file_name output_file_name".format(sys.argv[0])
      raise
  
  def safeUnlink(filename):
      try:
          os.remove(filename)
      except OSError:
          pass
  
  header_segments = [ "vector", "as", "convert", "common_defines"]
  blobFileName = sys.argv[2]
  blobTempName = sys.argv[2] + '.tmp'
  safeUnlink(blobFileName)
  tmplFile = open(sys.argv[1], 'r')
  blob = open(blobTempName, 'w')
  path = os.path.dirname(sys.argv[1])
  if path == '':
      path = '.'
  
  matched_header = ""
  for tline in tmplFile:
      if matched_header == "":
          blob.write(tline)
          for header in header_segments:
              if tline.strip() == '// ##BEGIN_{0}##'.format(header.upper()) :
                  hFile = open(path + '/ocl_' + header + '.h', 'r')
                  lineNr = 0
                  for hline in hFile:
                      if lineNr >= 2:  #ignore the 2 lines of comment at the top of file.
                          blob.write(hline)
                      lineNr += 1
                  hFile.close()
                  matched_header = header
      else:
          if tline.strip() == '// ##END_{0}##'.format(matched_header.upper()) :
              blob.write(tline)
              matched_header = "";
  
  tmplFile.close()
  blob.close()
  os.rename(blobTempName, blobFileName)
  
subject: fix typo: blobTempName is assigned but not used