Marcgrep

-f` or `--fields` flag to print only specific MARC fields.

**Full Changelog**: https://github.com/phette23/marcgreppy/compare/v0.3.0...v0.4.0

- add `-l` or `--limit` flag to limit number of records searched
- only `--version` (and not `-v`) returns program version

**Full Changelog**: https://github.com/phette23/marcgreppy/compare/v0.2.0...v0.3.0

- count records with `-c` or `--count`
- print records matching `-i` or `--include` filter
- skip records matching `-e` or `--exclude` filter

Python 3.9 or later.