[cleanup] Deprecate more compat functions (#11439)

Authored by: seproDev

test/test_utils.py

@@ -21,7 +21,6 @@ import xml.etree.ElementTree
 from yt_dlp.compat import (
     compat_etree_fromstring,
     compat_HTMLParseError,
-    compat_os_name,
 )
 from yt_dlp.utils import (
     Config,
@@ -49,7 +48,6 @@ from yt_dlp.utils import (
     dfxp2srt,
     encode_base_n,
     encode_compat_str,
-    encodeFilename,
     expand_path,
     extract_attributes,
     extract_basic_auth,
@@ -69,7 +67,6 @@ from yt_dlp.utils import (
     get_elements_html_by_class,
     get_elements_text_and_html_by_attribute,
     int_or_none,
-    intlist_to_bytes,
     iri_to_uri,
     is_html,
     js_to_json,
@@ -566,10 +563,10 @@ class TestUtil(unittest.TestCase):
         self.assertEqual(res_data, {'a': 'b', 'c': 'd'})
 
     def test_shell_quote(self):
-        args = ['ffmpeg', '-i', encodeFilename('ñ€ß\'.mp4')]
+        args = ['ffmpeg', '-i', 'ñ€ß\'.mp4']
         self.assertEqual(
             shell_quote(args),
-            """ffmpeg -i 'ñ€ß'"'"'.mp4'""" if compat_os_name != 'nt' else '''ffmpeg -i "ñ€ß'.mp4"''')
+            """ffmpeg -i 'ñ€ß'"'"'.mp4'""" if os.name != 'nt' else '''ffmpeg -i "ñ€ß'.mp4"''')
 
     def test_float_or_none(self):
         self.assertEqual(float_or_none('42.42'), 42.42)
@@ -1309,15 +1306,10 @@ class TestUtil(unittest.TestCase):
         self.assertEqual(clean_html('a:\n   "b"'), 'a: "b"')
         self.assertEqual(clean_html('a<br>\xa0b'), 'a\nb')
 
-    def test_intlist_to_bytes(self):
-        self.assertEqual(
-            intlist_to_bytes([0, 1, 127, 128, 255]),
-            b'\x00\x01\x7f\x80\xff')
-
     def test_args_to_str(self):
         self.assertEqual(
             args_to_str(['foo', 'ba/r', '-baz', '2 be', '']),
-            'foo ba/r -baz \'2 be\' \'\'' if compat_os_name != 'nt' else 'foo ba/r -baz "2 be" ""',
+            'foo ba/r -baz \'2 be\' \'\'' if os.name != 'nt' else 'foo ba/r -baz "2 be" ""',
         )
 
     def test_parse_filesize(self):
@@ -2117,7 +2109,7 @@ Line 1
         assert extract_basic_auth('http://user:@foo.bar') == ('http://foo.bar', 'Basic dXNlcjo=')
         assert extract_basic_auth('http://user:pass@foo.bar') == ('http://foo.bar', 'Basic dXNlcjpwYXNz')
 
-    @unittest.skipUnless(compat_os_name == 'nt', 'Only relevant on Windows')
+    @unittest.skipUnless(os.name == 'nt', 'Only relevant on Windows')
     def test_windows_escaping(self):
         tests = [
             'test"&',