[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

src/datamanager/core.py

@@ -5,7 +5,6 @@
 import shutil
 import sqlite3
 import subprocess
-import tempfile
 from pathlib import Path, PurePath
 import os
 import uuid