diff --git a/api/test/factory/models/media.py b/api/test/factory/models/media.py
index fa9584fed..196a055f6 100644
--- a/api/test/factory/models/media.py
+++ b/api/test/factory/models/media.py
@@ -3,7 +3,6 @@
 
 import factory
 from catalog.api.licenses import LICENSES
-from catalog.api.models.media import AbstractMedia
 from factory.django import DjangoModelFactory
 
 
@@ -18,7 +17,9 @@ class Meta:
     foreign_identifier = factory.sequence(lambda _: uuid4())
     """The foreign identifier isn't necessarily a UUID but for test purposes it's fine if it looks like one"""
 
-    license = Faker("random_element", elements=[l[0] for l in LICENSES])
+    license = Faker(
+        "random_element", elements=[the_license[0] for the_license in LICENSES]
+    )
 
     foreign_landing_url = Faker("url")
 
diff --git a/api/test/unit/management/commands/generatewaveforms_test.py b/api/test/unit/management/commands/generatewaveforms_test.py
index fb212640f..80d5a4e06 100644
--- a/api/test/unit/management/commands/generatewaveforms_test.py
+++ b/api/test/unit/management/commands/generatewaveforms_test.py
@@ -50,7 +50,7 @@ def test_does_not_reprocess_existing_waveforms():
 
     # AudioAddOnFactory will create associated Audio objects as well
     # so those three will serve as the audio that should _not_ get processed
-    waveforms = AudioAddOnFactory.create_batch(3)
+    AudioAddOnFactory.create_batch(3)
 
     # Create an add on that doesn't have a waveform, this one should get processed as well
     null_waveform_addon = AudioAddOnFactory.create(waveform_peaks=None)
@@ -105,7 +105,11 @@ def test_paginates_audio_waveforms_to_generate(
             (1, "audiowaveform"),
             {"stderr": b"This is an error string"},
         ),
-        (psycopg2.errors.lookup(psycopg2.errorcodes.NOT_NULL_VIOLATION), tuple(), dict()),
+        (
+            psycopg2.errors.lookup(psycopg2.errorcodes.NOT_NULL_VIOLATION),
+            tuple(),
+            dict(),
+        ),
     ),
 )
 @mock.patch("catalog.api.models.audio.generate_peaks")