MonkeyBusiness/utils/db/trim_monkey_db.py

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2023-06-10 15:17:40 +02:00
import time
from os import stat
from shutil import copy
from tinydb import TinyDB
from tinydb.middlewares import CachingMiddleware
from tinydb.storages import JSONStorage
storage = CachingMiddleware(JSONStorage)
storage.WRITE_CACHE_SIZE = 5000
infile = "db.json"
outfile = f"db_{round(time.time())}.json"
copy(infile, outfile)
db = TinyDB(
infile,
indent=2,
encoding="utf-8",
ensure_ascii=False,
storage=storage,
)
start_size = stat(infile).st_size
# Non-best tables for GITADORA and IIDX are not used in game
for table in ("guitarfreaks_scores", "drummania_scores", "iidx_scores"):
db.drop_table(table)
print("Dropped", table)
db.close()
end_size = stat(infile).st_size
print(f"{infile} {round((start_size - end_size) / 1024 / 1024, 2)} MiB trimmed")