diff options
| -rw-r--r-- | django/core/management/validation.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/django/core/management/validation.py b/django/core/management/validation.py index bbea35b5ce..bc2856c127 100644 --- a/django/core/management/validation.py +++ b/django/core/management/validation.py @@ -62,7 +62,7 @@ def get_validation_errors(outfile, app=None): e.add(opts, '"%s": "choices" should be iterable (e.g., a tuple or list).' % f.name) else: for c in f.choices: - if not type(c) in (tuple, list) or len(c) != 2: + if not isinstance(c, (list, tuple)) or len(c) != 2: e.add(opts, '"%s": "choices" should be a sequence of two-tuples.' % f.name) if f.db_index not in (None, True, False): e.add(opts, '"%s": "db_index" should be either None, True or False.' % f.name) |