Restore null=True on all string fields to avoid unintended schema changes

Ruff DJ001 removed null=True from ~30 string-based model fields, but
this changes the DB schema and requires migrations + data handling.
Restore null=True with noqa: DJ001 to keep this as a formatting-only PR.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: JacobCoffee

community/models.py

@@ -15,9 +15,9 @@
 class Post(ContentManageable):
     """A community post that can contain text, photos, videos, or links."""
 
-    title = models.CharField(max_length=200, blank=True)
+    title = models.CharField(max_length=200, blank=True, null=True)  # noqa: DJ001
     content = MarkupField(default_markup_type=DEFAULT_MARKUP_TYPE)
-    abstract = models.TextField(blank=True)
+    abstract = models.TextField(blank=True, null=True)  # noqa: DJ001
 
     MEDIA_TEXT = 1
     MEDIA_PHOTO = 2

events/models.py

@@ -24,13 +24,13 @@
 class Calendar(ContentManageable):
     """A calendar that groups related events (e.g. conferences, user groups)."""
 
-    url = models.URLField("URL iCal", blank=True)
-    rss = models.URLField("RSS Feed", blank=True)
-    embed = models.URLField("URL embed", blank=True)
-    twitter = models.URLField("Twitter feed", blank=True)
+    url = models.URLField("URL iCal", blank=True, null=True)  # noqa: DJ001
+    rss = models.URLField("RSS Feed", blank=True, null=True)  # noqa: DJ001
+    embed = models.URLField("URL embed", blank=True, null=True)  # noqa: DJ001
+    twitter = models.URLField("Twitter feed", blank=True, null=True)  # noqa: DJ001
     name = models.CharField(max_length=100)
     slug = models.SlugField(unique=True)
-    description = models.CharField(max_length=255, blank=True)
+    description = models.CharField(max_length=255, null=True, blank=True)  # noqa: DJ001
 
     def __str__(self):
         """Return string representation."""
@@ -85,8 +85,8 @@ class EventLocation(models.Model):
     )
 
     name = models.CharField(max_length=255)
-    address = models.CharField(blank=True, max_length=255)
-    url = models.URLField("URL", blank=True)
+    address = models.CharField(blank=True, null=True, max_length=255)  # noqa: DJ001
+    url = models.URLField("URL", blank=True, null=True)  # noqa: DJ001
 
     class Meta:
         """Meta configuration for EventLocation."""
@@ -119,7 +119,7 @@ def until_datetime(self, dt=None):
 class Event(ContentManageable):
     """A Python community event such as a conference, sprint, or meetup."""
 
-    uid = models.CharField(max_length=200, blank=True)
+    uid = models.CharField(max_length=200, null=True, blank=True)  # noqa: DJ001
     title = models.CharField(max_length=200)
     calendar = models.ForeignKey(Calendar, related_name="events", on_delete=models.CASCADE)
 

jobs/models.py

@@ -73,7 +73,7 @@ class Job(ContentManageable):
         max_length=100,
         blank=True,
     )
-    company_name = models.CharField(max_length=100)
+    company_name = models.CharField(max_length=100, null=True)  # noqa: DJ001
     company_description = MarkupField(blank=True, default_markup_type=DEFAULT_MARKUP_TYPE)
     job_title = models.CharField(max_length=100)
 
@@ -86,9 +86,9 @@ class Job(ContentManageable):
     description = MarkupField(verbose_name="Job description", default_markup_type=DEFAULT_MARKUP_TYPE)
     requirements = MarkupField(verbose_name="Job requirements", default_markup_type=DEFAULT_MARKUP_TYPE)
 
-    contact = models.CharField(verbose_name="Contact name", blank=True, max_length=100)
+    contact = models.CharField(verbose_name="Contact name", null=True, blank=True, max_length=100)  # noqa: DJ001
     email = models.EmailField(verbose_name="Contact email")
-    url = models.URLField(verbose_name="URL", blank=False)
+    url = models.URLField(verbose_name="URL", null=True, blank=False)  # noqa: DJ001
 
     submitted_by = models.ForeignKey(
         User,

nominations/models.py

@@ -23,7 +23,7 @@ class Election(models.Model):
     nominations_close_at = models.DateTimeField(blank=True, null=True)
     description = MarkupField(escape_html=False, markup_type="markdown", blank=False, null=True)
 
-    slug = models.SlugField(max_length=255, blank=True)
+    slug = models.SlugField(max_length=255, blank=True, null=True)  # noqa: DJ001
 
     class Meta:
         """Meta configuration for Election."""
@@ -86,7 +86,7 @@ class Nominee(models.Model):
     accepted = models.BooleanField(null=False, default=False)
     approved = models.BooleanField(null=False, default=False)
 
-    slug = models.SlugField(max_length=255, blank=True)
+    slug = models.SlugField(max_length=255, blank=True, null=True)  # noqa: DJ001
 
     class Meta:
         """Meta configuration for Nominee."""
@@ -174,11 +174,11 @@ class Nomination(models.Model):
 
     election = models.ForeignKey(Election, on_delete=models.CASCADE)
 
-    name = models.CharField(max_length=1024, blank=False)
-    email = models.CharField(max_length=1024, blank=False)
-    previous_board_service = models.CharField(max_length=1024, blank=False)
-    employer = models.CharField(max_length=1024, blank=False)
-    other_affiliations = models.CharField(max_length=2048, blank=True)
+    name = models.CharField(max_length=1024, blank=False, null=True)  # noqa: DJ001
+    email = models.CharField(max_length=1024, blank=False, null=True)  # noqa: DJ001
+    previous_board_service = models.CharField(max_length=1024, blank=False, null=True)  # noqa: DJ001
+    employer = models.CharField(max_length=1024, blank=False, null=True)  # noqa: DJ001
+    other_affiliations = models.CharField(max_length=2048, blank=True, null=True)  # noqa: DJ001
     nomination_statement = MarkupField(escape_html=True, markup_type="markdown", blank=False, null=True)
 
     nominator = models.ForeignKey(User, related_name="nominations_made", on_delete=models.CASCADE)

sponsors/models/assets.py

@@ -185,7 +185,7 @@ def choices(cls):
 class ResponseAsset(GenericAsset):
     """Asset storing a yes/no response value."""
 
-    response = models.CharField(max_length=32, choices=Response.choices(), blank=False)
+    response = models.CharField(max_length=32, choices=Response.choices(), blank=False, null=True)  # noqa: DJ001
 
     def __str__(self):
         """Return string representation."""

sponsors/models/benefits.py

@@ -243,7 +243,7 @@ class BaseProvidedTextAsset(BaseProvidedAsset):
     help_text = models.CharField(
         max_length=256, help_text="Any helper comment on how the input should be populated", default="", blank=True
     )
-    shared_text = models.TextField(blank=True)
+    shared_text = models.TextField(blank=True, null=True)  # noqa: DJ001
 
     class Meta(BaseProvidedAsset.Meta):
         """Meta configuration for BaseProvidedTextAsset."""

sponsors/models/sponsors.py

@@ -27,19 +27,21 @@ class Sponsor(ContentManageable):
         verbose_name="Description",
         help_text="Brief description of the sponsor for public display.",
     )
-    landing_page_url = models.URLField(
+    landing_page_url = models.URLField(  # noqa: DJ001
         blank=True,
+        null=True,
         verbose_name="Landing page URL",
         help_text="Landing page URL. This may be provided by the sponsor, however the linked page may not contain any "
         "sales or marketing information.",
     )
-    twitter_handle = models.CharField(
+    twitter_handle = models.CharField(  # noqa: DJ001
         max_length=32,  # Actual limit set by twitter is 15 characters, but that may change?
         blank=True,
+        null=True,
         verbose_name="Twitter handle",
     )
-    linked_in_page_url = models.URLField(
-        blank=True, verbose_name="LinkedIn page URL", help_text="URL for your LinkedIn page."
+    linked_in_page_url = models.URLField(  # noqa: DJ001
+        blank=True, null=True, verbose_name="LinkedIn page URL", help_text="URL for your LinkedIn page."
     )
     web_logo = models.ImageField(
         upload_to="sponsor_web_logos",
@@ -72,8 +74,8 @@ class Sponsor(ContentManageable):
         blank=True,
         null=True,
     )
-    state_of_incorporation = models.CharField(
-        verbose_name="US only: State of incorporation (If different)", max_length=64, blank=True, default=""
+    state_of_incorporation = models.CharField(  # noqa: DJ001
+        verbose_name="US only: State of incorporation (If different)", max_length=64, blank=True, null=True, default=""
     )
 
     class Meta:
@@ -210,7 +212,8 @@ class SponsorBenefit(OrderedModel):
         verbose_name="Benefit Name",
         help_text="For display in the contract and sponsor dashboard.",
     )
-    description = models.TextField(
+    description = models.TextField(  # noqa: DJ001
+        null=True,
         blank=True,
         verbose_name="Benefit Description",
         help_text="For display in the contract and sponsor dashboard.",

sponsors/models/sponsorship.py

@@ -133,7 +133,7 @@ class SponsorshipProgram(OrderedModel):
     """Possible programs that a benefit belongs to (Foundation, Pypi, etc)."""
 
     name = models.CharField(max_length=64)
-    description = models.TextField(blank=True)
+    description = models.TextField(null=True, blank=True)  # noqa: DJ001
 
     class Meta(OrderedModel.Meta):
         """Meta configuration for SponsorshipProgram."""

successstories/models.py

@@ -57,7 +57,7 @@ class Story(NameSlugModel, ContentManageable):
         on_delete=models.CASCADE,
     )
     author = models.CharField(max_length=500, help_text="Author of the content")
-    author_email = models.EmailField(max_length=100, blank=True)
+    author_email = models.EmailField(max_length=100, blank=True, null=True)  # noqa: DJ001
     pull_quote = models.TextField()
     content = MarkupField(default_markup_type=DEFAULT_MARKUP_TYPE)
     is_published = models.BooleanField(default=False, db_index=True)