Created attachment 8100 [details]
Регистронезависимый поиск для латиницы - работает.

1.  Невозможно посмотреть опции работы программы.

catfish --help вываливается с кучей ошибок

comp-core-i5-7400-d4aced ~ # catfish --help

** (catfish.py:3801): WARNING **: Couldn't connect to accessibility bus: Failed to connect to socket /tmp/dbus-Ih6Q2Q3SKJ: В соединении отказано
/usr/share/catfish/catfish/__init__.py:23: PyGIWarning: Gtk was imported without specifying a version first. Use gi.require_version('Gtk', '3.0') before import to ensure that the right version gets loaded.
  from gi.repository import Gtk  # pylint: disable=E0611
Traceback (most recent call last):
  File "/usr/share/catfish/bin/catfish.py", line 44, in <module>
    catfish.main()
  File "/usr/share/catfish/catfish/__init__.py", line 70, in main
    options, args = parse_options()
  File "/usr/share/catfish/catfish/__init__.py", line 62, in parse_options
    (options, args) = parser.parse_args()
  File "/usr/lib64/python2.7/optparse.py", line 1400, in parse_args
    stop = self._process_args(largs, rargs, values)
  File "/usr/lib64/python2.7/optparse.py", line 1440, in _process_args
    self._process_long_opt(rargs, values)
  File "/usr/lib64/python2.7/optparse.py", line 1515, in _process_long_opt
    option.process(opt, value, values, self)
  File "/usr/lib64/python2.7/optparse.py", line 789, in process
    self.action, self.dest, opt, value, values, parser)
  File "/usr/lib64/python2.7/optparse.py", line 811, in take_action
    parser.print_help()
  File "/usr/lib64/python2.7/optparse.py", line 1670, in print_help
    file.write(self.format_help().encode(encoding, "replace"))
UnicodeDecodeError: 'ascii' codec can't decode byte 0xd0 in position 171: ordinal not in range(128)

2. Не работает регистронезависимый поиск для кириллицы. Латиница ищется хорошо.