old_contents: #!/usr/bin/python
  
  # this script counts and outputs the number of
  # lines of source code for chemkit
  
  import os
  
  if __name__ == '__main__':
      os.system("sloccount ../src/apps ../src/chemkit ../src/io ../src/graphics ../src/plugins ../src/web ../src/widgets ../examples ../tests")
  
new_contents: #!/usr/bin/python
  
  # this script counts and outputs the number of
  # lines of source code for chemkit
  
  import os
  
  if __name__ == '__main__':
      os.system("sloccount ../src/apps ../src/chemkit ../src/io ../src/md ../src/graphics ../src/plugins ../src/web ../src/widgets ../examples ../tests")
  
subject: Add chemkit-md library to loc.py script