31 lines
831 B
Python
31 lines
831 B
Python
import itertools
|
|
import random
|
|
from typing import Any, Sequence
|
|
|
|
from ..dav_common import dav_get_file
|
|
|
|
|
|
async def get_loesungswort() -> str:
|
|
fp = await dav_get_file("loesungswort.txt")
|
|
return fp.read().decode("utf8").strip()
|
|
|
|
|
|
async def get_rnd(bonus_salt: Any = "") -> random.Random:
|
|
loesungswort = await get_loesungswort()
|
|
return random.Random(f"{loesungswort}{bonus_salt}")
|
|
|
|
|
|
async def set_length(seq: Sequence, length: int) -> list:
|
|
# `seq` unendlich wiederholen
|
|
infinite = itertools.cycle(seq)
|
|
# Die ersten `length` einträge nehmen
|
|
return list(itertools.islice(infinite, length))
|
|
|
|
|
|
async def shuffle(seq: Sequence, rnd: random.Random | None = None) -> list:
|
|
# Zufallsgenerator
|
|
if rnd is None:
|
|
rnd = await get_rnd()
|
|
|
|
# Elemente mischen
|
|
return rnd.sample(seq, len(seq))
|