style: pre-commit fixes

pre-commit-ci[bot] · pre-commit-ci[bot] · commit f25851e717bb · 2025-02-14T08:09:37.000Z
diff --git a/numcodecs/tests/test_vlen_bytes.py b/numcodecs/tests/test_vlen_bytes.py
@@ -1,4 +1,3 @@
-import os
 import sys
 import unittest
 
