Use from django import VERSION in version checks

src/django_jsonfield_backport/apps.py

@@ -1,7 +1,7 @@
-import django
+from django import VERSION as django_version
 from django.apps import AppConfig
 
-if django.VERSION >= (3, 0):
+if django_version >= (3, 0):
     from django.utils.translation import gettext_lazy as _
 else:
     from django.utils.translation import ugettext_lazy as _
@@ -14,7 +14,7 @@ class JSONFieldConfig(AppConfig):
     verbose_name = _("JSONField backport from Django 3.1")
 
     def ready(self):
-        if django.VERSION >= (3, 1):
+        if django_version >= (3, 1):
             return
         features.extend_default_connection()
         features.connect_signal_receivers()

src/django_jsonfield_backport/models.py

@@ -1,7 +1,7 @@
 import json
 import warnings
 
-import django
+from django import VERSION as django_version
 from django.core import checks, exceptions
 from django.db import NotSupportedError, connections, router
 from django.db.models import lookups
@@ -42,7 +42,7 @@ def check(self, **kwargs):
         return errors
 
 
-if django.VERSION >= (3, 1):
+if django_version >= (3, 1):
     from django.db.models import JSONField as BuiltinJSONField
 
     class JSONField(BuiltinJSONField):
@@ -344,7 +344,7 @@ def process_rhs(self, compiler, connection):
         return rhs, rhs_params
 
 
-if django.VERSION >= (3, 1):
+if django_version >= (3, 1):
     from django.db.models.fields.json import (
         KeyTextTransform as BuiltinKeyTextTransform,
         KeyTransform as BuiltinKeyTransform,

tests/test_deprecation.py

@@ -1,6 +1,6 @@
 from unittest import skipUnless
 
-import django
+from django import VERSION as django_version
 from django.core.checks import Warning as DjangoWarning
 from django.test import SimpleTestCase
 
@@ -9,7 +9,7 @@
 from .models import JSONModel
 
 
-@skipUnless(django.VERSION >= (3, 1), "Only show deprecation message for Django >= 3.1.")
+@skipUnless(django_version >= (3, 1), "Only show deprecation message for Django >= 3.1.")
 class DeprecationTests(SimpleTestCase):
     def test_model_field_deprecation_message(self):
         self.assertEqual(

tests/test_extend_features.py

@@ -1,6 +1,6 @@
 from unittest import mock, skipIf
 
-import django
+from django import VERSION as django_version
 from django.db import connection
 from django.db.backends.base.features import BaseDatabaseFeatures
 from django.test import SimpleTestCase, TestCase
@@ -86,7 +86,7 @@ class DatabaseConnection:
         self.assertIs(hasattr(connection.features, FIELD_NAME), False)
 
 
-@skipIf(django.VERSION >= (3, 1), "Not applicable.")
+@skipIf(django_version >= (3, 1), "Not applicable.")
 class ExtendDefaultConnectionTest(TestCase):
     def setUp(self):
         connection.features = connection.features_class(connection)

tests/test_invalid_models.py

@@ -1,6 +1,6 @@
 from unittest import skipIf
 
-import django
+from django import VERSION as django_version
 from django.core.checks import Error, Warning as DjangoWarning
 from django.db import connection, models
 from django.test import TestCase, skipUnlessDBFeature
@@ -10,7 +10,7 @@
 
 
 @isolate_apps("tests")
-@skipIf(django.VERSION >= (3, 1), "Not applicable.")
+@skipIf(django_version >= (3, 1), "Not applicable.")
 class CheckTests(TestCase):
     @skipUnlessDBFeature("supports_json_field")
     def test_ordering_pointing_to_json_field_value(self):
@@ -53,7 +53,7 @@ class Meta:
 
 @isolate_apps("tests")
 @skipUnlessDBFeature("supports_json_field")
-@skipIf(django.VERSION >= (3, 1), "Not applicable.")
+@skipIf(django_version >= (3, 1), "Not applicable.")
 class DefaultTests(TestCase):
     def test_invalid_default(self):
         class Model(models.Model):

tests/test_model_field.py

@@ -2,7 +2,7 @@
 import uuid
 from unittest import mock, skipIf
 
-import django
+from django import VERSION as django_version
 from django.core import serializers
 from django.core.exceptions import ValidationError
 from django.core.serializers.json import DjangoJSONEncoder
@@ -63,7 +63,7 @@ def test_deconstruct_custom_encoder_decoder(self):
         self.assertEqual(kwargs["encoder"], DjangoJSONEncoder)
         self.assertEqual(kwargs["decoder"], CustomJSONDecoder)
 
-    @skipIf(django.VERSION >= (3, 1), "Not applicable.")
+    @skipIf(django_version >= (3, 1), "Not applicable.")
     def test_get_transforms(self):
         @JSONField.register_lookup
         class MyTransform(Transform):
@@ -109,7 +109,7 @@ def test_custom_encoder(self):
 
 
 class TestFormField(SimpleTestCase):
-    @skipIf(django.VERSION >= (3, 1), "Not applicable.")
+    @skipIf(django_version >= (3, 1), "Not applicable.")
     def test_formfield(self):
         model_field = JSONField()
         form_field = model_field.formfield()