159             section_items = default_items

   159             section_items = default_items

   160 

   160 

   161         for key, value in section_items:

   161         for key, value in section_items:

   162             # keep a copy of the old value

   162             # keep a copy of the old value

   163             oldvalue = value

   163             oldvalue = value

   164 

   165 

   165             if mapping is not None:

   166             if mapping is not None:

   166                 section, key = update_mapping(section, key, mapping)

   167                 section, key = update_mapping(section, key, mapping)

   167 

   168 

   168                 if section is None and key is None:

   169                 if section is None and key is None:

   189             # Only copy the old value to the new conf file if the entry doesn't

   190             # Only copy the old value to the new conf file if the entry doesn't

   190             # exist or if it contains '%SERVICE'

   191             # exist or if it contains '%SERVICE'

   191             if not new.has_option(section, key) or \

   192             if not new.has_option(section, key) or \

   192                '%SERVICE' in new.get(section, key):

   193                '%SERVICE' in new.get(section, key):

   193                 new.set(section, key, value)

   194                 new.set(section, key, value)

   194 

   196 

   195     # copy the old conf file to a backup

   197     # copy the old conf file to a backup

   196     today = datetime.now().strftime("%Y%m%d%H%M%S")

   198     today = datetime.now().strftime("%Y%m%d%H%M%S")

   197     shutil.copy2(old_file, old_file + '.' + today)

   199     shutil.copy2(old_file, old_file + '.' + today)

   198 

   200