def _get_field_type(self, field_name):
        if youtrack.EXISTING_FIELD_TYPES in field_name:
            return youtrack.EXISTING_FIELD_TYPES[field_name]
        try:
            return self._target.getCustomField(field_name).type
        except YouTrackException:
            return None
dataset/ETHPy150Open JetBrains/youtrack-rest-python-library/python/youtrackImporter.py/YouTrackImporter._get_field_type/swapped operands of `in`