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moderator-bot/utils/parse_timedelta.py

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import re
from typing import Optional
import datetime
from load import types
def parse_timedelta(value: str) -> Optional[datetime.timedelta]:
regex = r'(?:(\d+)(?:d|д))?(?:(\d+)(?:h|ч))?(?:(\d+)(?:m|м))?(?:(\d+)(?:s|с))?'
specification = value.strip().replace(' ', '')
match = re.fullmatch(regex, specification)
if match:
units = [(0 if i is None else int(i)) for i in match.groups()]
return datetime.timedelta(
days=units[0],
hours=units[1],
minutes=units[2],
seconds=units[3]
)
def parse_timedelta_from_message(message: types.Message) -> Optional[datetime.timedelta]:
_, *args = message.text.split()
if args:
duration = re.findall(r"(\d+d|\d+h|\d+m|\d+s)", ''.join(message.text))
if duration:
duration = " ".join(duration)
duration = parse_timedelta(duration)
if not duration:
duration = datetime.timedelta(0, 0, 0)
return duration