[cleanup] Misc (#8598)

Authored by: bashonly, pukkandan, seproDev, Grub4K

Co-authored-by: bashonly <bashonly@protonmail.com>
Co-authored-by: pukkandan <pukkandan.ytdlp@gmail.com>
Co-authored-by: sepro <4618135+seproDev@users.noreply.github.com>

test/test_YoutubeDL.py

@@ -730,7 +730,7 @@ class TestYoutubeDL(unittest.TestCase):
                 self.assertEqual(got_dict.get(info_field), expected, info_field)
             return True
 
-        test('%()j', (expect_same_infodict, str))
+        test('%()j', (expect_same_infodict, None))
 
         # NA placeholder
         NA_TEST_OUTTMPL = '%(uploader_date)s-%(width)d-%(x|def)s-%(id)s.%(ext)s'

test/test_update.py

@@ -9,7 +9,7 @@ sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
 
 from test.helper import FakeYDL, report_warning
-from yt_dlp.update import Updater, UpdateInfo
+from yt_dlp.update import UpdateInfo, Updater
 
 
 # XXX: Keep in sync with yt_dlp.update.UPDATE_SOURCES

test/test_utils.py

@@ -2110,6 +2110,8 @@ Line 1
         self.assertEqual(traverse_obj(_TEST_DATA, (..., {str_or_none})),
                          [item for item in map(str_or_none, _TEST_DATA.values()) if item is not None],
                          msg='Function in set should be a transformation')
+        self.assertEqual(traverse_obj(_TEST_DATA, ('fail', {lambda _: 'const'})), 'const',
+                         msg='Function in set should always be called')
         if __debug__:
             with self.assertRaises(Exception, msg='Sets with length != 1 should raise in debug'):
                 traverse_obj(_TEST_DATA, set())