Nikolay Cherniy

Invalid default value for match_field

4

Get exception FieldDoesNotExist when match_field is not specified. [match_field='pk'](https://github.com/fopina/django-bulk-update-or-create/blob/a1f20ff146b3e5fd9612e77f799d9233488fe71a/bulk_update_or_create/query.py#L114) [match_field = (match_field,) if isinstance(match_field, str) else match_field](https://github.com/fopina/django-bulk-update-or-create/blob/a1f20ff146b3e5fd9612e77f799d9233488fe71a/bulk_update_or_create/query.py#L124) [_match_fields = [self.model._meta.get_field(name) for name in match_field]](https://github.com/fopina/django-bulk-update-or-create/blob/a1f20ff146b3e5fd9612e77f799d9233488fe71a/bulk_update_or_create/query.py#L125) Easy way to reproduce from django.contrib.auth...