diff options
Diffstat (limited to 'django')
| -rw-r--r-- | django/db/migrations/writer.py | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/django/db/migrations/writer.py b/django/db/migrations/writer.py index 355ad3d90e..da56d0c171 100644 --- a/django/db/migrations/writer.py +++ b/django/db/migrations/writer.py @@ -3,6 +3,7 @@ from __future__ import unicode_literals import datetime import inspect import decimal +import collections from importlib import import_module import os import types @@ -257,6 +258,16 @@ class MigrationWriter(object): if hasattr(value, "__module__"): module = value.__module__ return "%s.%s" % (module, value.__name__), set(["import %s" % module]) + # Other iterables + elif isinstance(value, collections.Iterable): + imports = set() + strings = [] + for item in value: + item_string, item_imports = cls.serialize(item) + imports.update(item_imports) + strings.append(item_string) + format = "(%s)" if len(strings) > 1 else "(%s,)" + return format % (", ".join(strings)), imports # Uh oh. else: raise ValueError("Cannot serialize: %r\nThere are some values Django cannot serialize into migration files.\nFor more, see https://docs.djangoproject.com/en/dev/topics/migrations/#migration-serializing" % value) |