message: Fix typo in regression.py
diff: @@ -118,7 +118,7 @@ def _rmdir(dirpath, retries=10):
  def _rmdir_recursively(dirpath, patterns):
  for pattern in patterns:
  for path in Path(dirpath).rglob(pattern):
  - if os.isdir(path):
  + if os.path.isdir(path):
  _rmdir(path)
  