read_chat.py

from pathlib import Path
import re
import sys

DEFAULT_LINES_TO_GRAB = 5
# BLACKLISTED_USERS = []
BLACKLISTED_USERS = ["beginbotbot", "nightbot"]

from optparse import OptionParser


def filter_out_logs(logs):
    pattern = re.compile("[^{]*: .*")
    return [
        log
        for log in logs
        if pattern.match(log) and log.split(":")[0] not in BLACKLISTED_USERS
    ]


if __name__ == "__main__":
    parser = OptionParser()
    parser.add_option(
        "-c",
        "--count",
        dest="line_count",
        default=DEFAULT_LINES_TO_GRAB,
        help="write report to FILE",
    )
    parser.add_option(
        "-a",
        "--all",
        action="store_true",
        dest="all",
        default=False,
        help="don't print status messages to stdout",
    )
    (options, args) = parser.parse_args()

    with Path(__file__).parent.joinpath("logs/chat.log") as log:
        chat_lines = log.read_text().split("\n")
        if options.all:
            lines = chat_lines
        else:
            lines = chat_lines[-options.line_count :]
        chat = filter_out_logs(lines)
    print("\n".join(chat))