Fix lint errors

src/registrar/admin.py

@@ -15,8 +15,7 @@ from django.contrib.contenttypes.models import ContentType
 from django.urls import reverse
 from dateutil.relativedelta import relativedelta  # type: ignore
 from epplibwrapper.errors import ErrorCode, RegistryError
-from registrar.models import Contact, Domain, DomainRequest, DraftDomain, User, Website, FederalAgency
-from registrar.utility import csv_export
+from registrar.models import Contact, Domain, DomainRequest, DraftDomain, User, Website
 from registrar.utility.errors import FSMApplicationError, FSMErrorCodes
 from registrar.views.utility.mixins import OrderableFieldsMixin
 from django.contrib.admin.views.main import ORDER_VAR
@@ -1789,6 +1788,7 @@ class VerifiedByStaffAdmin(ListHeaderAdmin):
         obj.requestor = request.user if request.user.is_authenticated else None
         super().save_model(request, obj, form, change)
 
+
 class FederalAgencyAdmin(ListHeaderAdmin):
     list_display = ["agency"]
     search_fields = ["agency"]

src/registrar/migrations/0077_federalagency.py

@@ -6,10 +6,12 @@ from django.db import migrations, models
 from registrar.models import FederalAgency
 from typing import Any
 
+
 # For linting: RunPython expects a function reference.
 def create_federal_agencies(apps, schema_editor) -> Any:
     FederalAgency.create_federal_agencies(apps, schema_editor)
 
+
 class Migration(migrations.Migration):
 
     dependencies = [

src/registrar/models/federal_agency.py

@@ -10,7 +10,7 @@ class FederalAgency(TimeStampedModel):
     class Meta:
         verbose_name = "Federal agency"
         verbose_name_plural = "Federal agencies"
-    
+
     agency = models.CharField(
         null=True,
         blank=True,
@@ -18,12 +18,12 @@ class FederalAgency(TimeStampedModel):
     )
 
     def __str__(self) -> str:
-        return self.agency
+        return f"{self.agency}"
 
     # TODO: Update parameters to put in
     def create_federal_agencies(apps, schema_editor):
         """This method gets run from a data migration."""
-        
+
         # Hard to pass self to these methods as the calls from migrations
         # are only expecting apps and schema_editor, so we'll just define
         # apps, schema_editor in the local scope instead
@@ -213,10 +213,10 @@ class FederalAgency(TimeStampedModel):
             "Woodrow Wilson International Center for Scholars",
             "World War I Centennial Commission",
         ]
-        
+
         FederalAgency = apps.get_model("registrar", "FederalAgency")
         logger.info("Creating federal agency table.")
-        
+
         try:
             for agency in AGENCIES:
                 federal_agencies_list, _ = FederalAgency.objects.get_or_create(