project/analysis/loaders/biogames.py

30 lines
702 B
Python

import os
import sqlite3
import tempfile
import zipfile
from json import loads as json_loads
from .loader import Loader
DB_FILE = "instance_log.sqlite"
class SQLiteLoader(Loader):
conn = None
def load(self, file: str):
self.conn = sqlite3.connect(file)
def get_entry(self) -> dict:
cursor = self.conn.cursor()
cursor.execute("SELECT * FROM log_entry")
for seq, timestamp, json in cursor.fetchall():
yield json_loads(json)
class ZipSQLiteLoader(SQLiteLoader):
def load(self, file: str):
with zipfile.ZipFile(file, "r") as zipped_log, tempfile.TemporaryDirectory() as tmp:
zipped_log.extract(DB_FILE, path=tmp)
super(ZipSQLiteLoader, self).load(os.path.join(tmp, DB_FILE))