link to https://github.com/louisabraham/ffpass/issues/17
It means that Firefox currently doens't store any password. `ffpass`
cannot create the password database for security reasons. Just add
one password manually to Firefox to create the database.
+
+ - `TypeError: 'PosixPath' object is not iterable`
+
+ See [#17](https://github.com/louisabraham/ffpass/issues/17).
- Empty url field in Firefox after importing: the urls of the source
csv file must begin with a scheme (`http://`, `https://`, `ftp://`,