Ignore build/ folder

See: See: https://docs.djangoproject.com/en/3.2/releases/3.2/#what-s-new-in-django-3-2

.gitignore

@@ -15,6 +15,7 @@ reports/
 # Ignore build results
 *.egg-info/
 dist/
+build/
 pip-wheel-metadata
 
 # Ignore stupid .DS_Store

README.md

@@ -3,7 +3,7 @@
 | :white_check_mark: | **Tests** | [![CircleCI](https://circleci.com/gh/SectorLabs/django-localized-fields/tree/master.svg?style=svg)](https://circleci.com/gh/SectorLabs/django-localized-fields/tree/master) |
 | :memo: | **License** | [![License](https://img.shields.io/:license-mit-blue.svg)](http://doge.mit-license.org) |
 | :package: | **PyPi** | [![PyPi](https://badge.fury.io/py/django-localized-fields.svg)](https://pypi.python.org/pypi/django-localized-fields) |
-| <img src="https://icon-library.net/images/django-icon/django-icon-0.jpg" width="22px" height="22px" align="center" /> | **Django Versions** | 2.0, 2.1, 2.2, 3.0, 3.1 |
+| <img src="https://cdn.iconscout.com/icon/free/png-256/django-1-282754.png" width="22px" height="22px" align="center" /> | **Django Versions** | 2.0, 2.1, 2.2, 3.0, 3.1, 3.2 |
 | <img src="http://www.iconarchive.com/download/i73027/cornmanthe3rd/plex/Other-python.ico" width="22px" height="22px" align="center" /> | **Python Versions** | 3.6, 3.7, 3.8, 3.9 |
 | :book: | **Documentation** | [Read The Docs](https://django-localized-fields.readthedocs.io) |
 | :warning: | **Upgrade** | [Upgrade fom v5.x](https://django-localized-fields.readthedocs.io/en/latest/releases.html#v6-0)

localized_fields/__init__.py

@@ -1 +1,4 @@
-default_app_config = "localized_fields.apps.LocalizedFieldsConfig"
+import django
+
+if django.VERSION < (3, 2):
+    default_app_config = "localized_fields.apps.LocalizedFieldsConfig"

localized_fields/value.py

@@ -136,6 +136,15 @@ class LocalizedValue(dict):
 
         return None
 
+    def is_empty(self) -> bool:
+        """Gets whether all the languages contain the default value."""
+
+        for lang_code, _ in settings.LANGUAGES:
+            if self.get(lang_code) != self.default_value:
+                return False
+
+        return True
+
     def __str__(self) -> str:
         """Gets the value in the current language or falls back to the next
         language if there's no value in the current language."""

setup.py

@@ -36,7 +36,7 @@ with open(
 
 setup(
     name="django-localized-fields",
-    version="6.3",
+    version="6.5",
     packages=find_packages(exclude=["tests"]),
     include_package_data=True,
     license="MIT License",
@@ -64,6 +64,9 @@ setup(
         "Operating System :: OS Independent",
         "Programming Language :: Python",
         "Programming Language :: Python :: 3.6",
+        "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "Topic :: Internet :: WWW/HTTP",
         "Topic :: Internet :: WWW/HTTP :: Dynamic Content",
     ],

tests/test_value.py

@@ -38,6 +38,17 @@ class LocalizedValueTestCase(TestCase):
         for lang_code, _ in settings.LANGUAGES:
             assert getattr(value, lang_code) is None
 
+    @staticmethod
+    def test_is_empty():
+        """Tests whether a newly constructed :see:LocalizedValue without any
+        content is considered "empty"."""
+
+        value = LocalizedValue()
+        assert value.is_empty()
+
+        value.set(settings.LANGUAGE_CODE, "my value")
+        assert not value.is_empty()
+
     @staticmethod
     def test_init_array():
         """Tests whether the __init__ function of :see:LocalizedValue properly