email script

email.py

#!/usr/bin/env python3

import subprocess as sp
import io
import os


def paste_emails_to_clipboard(string, report=None):
    """
    search the string for emails and copy them to clipboard to be pasted into gmail
    """
    if report is not None:
        print(f'gathering emails for {report}')
        print('------')

    emails = set(l.strip() for l in string.splitlines() if '@' in l)

    print('comments:')
    for line in string.splitlines():
        if line.strip().startswith('#'):
            print(line)
    print('--------')

    output = (',' + os.linesep).join(emails)

    sp.run(['pbcopy'], input=bytes(output, encoding='utf8'))

    print('all set, paste to gmail receivers list')

    print('type `pbpaste` in terminal to verify')

    print('--------')

    print(output)


if __name__ == '__main__':
    import sys
    from pathlib import Path
    if len(sys.argv) > 1:
        file = Path(sys.argv[1])
        with file.open() as fp:
            paste_emails_to_clipboard(fp.read(), file.stem)
    else:
        clipboard = sp.run(['pbpaste'], stdout=sp.PIPE).stdout.decode()
        paste_emails_to_clipboard(clipboard)