Extract lines from file, add to new files

[Grizzy Adams]

Thursday, January 11, 2024  at 10:44, Rich Shepard via Python-list wrote:
Re: Extract lines from file, add to (at least in part)

>On Thu, 11 Jan 2024, MRAB via Python-list wrote:

>> From the look of it:
>> 1. If the line is empty, ignore it.
>> 2. If the line contains "@", it's an email address.
>> 3. Otherwise, it's a name.

If that is it all? a simple Grep would do (and save on the blank line)