Class _TempDir

mne/utils/_testing.py:36–56

Create and auto-destroy temp dir. This is designed to be used with testing modules. Instances should be defined inside test functions. Instances defined at module level can not guarantee proper destruction of the temporary directory. When used at module level, the current use of th

class _TempDir(str):
    """Create and auto-destroy temp dir.

    This is designed to be used with testing modules. Instances should be
    defined inside test functions. Instances defined at module level can not
    guarantee proper destruction of the temporary directory.

    When used at module level, the current use of the __del__() method for
    cleanup can fail because the rmtree function may be cleaned up before this
    object (an alternative could be using the atexit module instead).
    """

    def __new__(self):  # noqa: D105
        new = str.__new__(self, tempfile.mkdtemp(prefix="tmp_mne_tempdir_"))
        return new

    def __init__(self):
        self._path = self.__str__()

    def __del__(self):  # noqa: D105
        rmtree(self._path, ignore_errors=True)


def requires_mne(func):