def search(self, regex):
        try:
            spec = {'$or': [{'data.content'    : {'$regex': regex, '$options': 'im'}},
                            {'data.description': {'$regex': regex, '$options': 'im'}}]}
            fields = {'_id': 0}
            cur = self.db.docs.find(spec, fields)
        except Exception as e:
            raise DatabaseException(e)
        return [Document(**row) for row in cur]
def patched_cnli(monkeypatch):
    MockCapsNumLockIndicator.reset()
    monkeypatch.setattr(
        "libqtile.widget.caps_num_lock_indicator.subprocess", MockCapsNumLockIndicator
    )
    monkeypatch.setattr(
        "libqtile.widget.caps_num_lock_indicator.subprocess.CalledProcessError",
        subprocess.CalledProcessError,
    )

    monkeypatch.setattr(
        "libqtile.widget.caps_num_lock_indicator.base.ThreadPoolText.call_process",
        MockCapsNumLockIndicator.call_process,
    )
    return caps_num_lock_indicator