From 0205c8ee28dc92232e8494fd4e61c749d03a7d53 Mon Sep 17 00:00:00 2001
From: gamer191 <83270075+gamer191@users.noreply.github.com>
Date: Fri, 28 Jun 2024 22:45:40 +1000
Subject: [PATCH] FURB167

---
 yt_dlp/extractor/mit.py          | 2 +-
 yt_dlp/extractor/myvideoge.py    | 2 +-
 yt_dlp/extractor/neteasemusic.py | 2 +-
 yt_dlp/jsinterp.py               | 8 ++++----
 yt_dlp/utils/_utils.py           | 2 +-
 5 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/yt_dlp/extractor/mit.py b/yt_dlp/extractor/mit.py
index e75c540a23e5..ab068a2c2265 100644
--- a/yt_dlp/extractor/mit.py
+++ b/yt_dlp/extractor/mit.py
@@ -29,7 +29,7 @@ def _real_extract(self, url):
         video_id = self._match_id(url)
         raw_page = self._download_webpage(
             f'http://techtv.mit.edu/videos/{video_id}', video_id)
-        clean_page = re.compile(r'<!--.*?-->', re.S).sub('', raw_page)
+        clean_page = re.compile(r'<!--.*?-->', re.DOTALL).sub('', raw_page)
 
         base_url = self._proto_relative_url(self._search_regex(
             r'ipadUrl: \'(.+?cloudfront.net/)', raw_page, 'base url'), 'http:')
diff --git a/yt_dlp/extractor/myvideoge.py b/yt_dlp/extractor/myvideoge.py
index 3e0bb249957f..a4d322afcbe5 100644
--- a/yt_dlp/extractor/myvideoge.py
+++ b/yt_dlp/extractor/myvideoge.py
@@ -64,7 +64,7 @@ def _real_extract(self, url):
             # translate any ka month to an en one
             re.sub('|'.join(self._MONTH_NAMES_KA),
                    lambda m: MONTH_NAMES['en'][self._MONTH_NAMES_KA.index(m.group(0))],
-                   upload_date, flags=re.I))
+                   upload_date, flags=re.IGNORECASE))
             if upload_date else None)
 
         return {
diff --git a/yt_dlp/extractor/neteasemusic.py b/yt_dlp/extractor/neteasemusic.py
index a759da2147d4..1b525001c3d3 100644
--- a/yt_dlp/extractor/neteasemusic.py
+++ b/yt_dlp/extractor/neteasemusic.py
@@ -328,7 +328,7 @@ def _real_extract(self, url):
             'title': self._og_search_property('title', webpage, 'title', fatal=False),
             'description': self._html_search_regex(
                 (rf'<div[^>]+\bid="album-desc-{suffix}"[^>]*>(.*?)</div>' for suffix in ('more', 'dot')),
-                webpage, 'description', flags=re.S, fatal=False),
+                webpage, 'description', flags=re.DOTALL, fatal=False),
             'thumbnail': self._og_search_property('image', webpage, 'thumbnail', fatal=False),
             'upload_date': unified_strdate(self._html_search_meta('music:release_date', webpage, 'date', fatal=False)),
         }
diff --git a/yt_dlp/jsinterp.py b/yt_dlp/jsinterp.py
index a0f32892fd68..55ad913f5756 100644
--- a/yt_dlp/jsinterp.py
+++ b/yt_dlp/jsinterp.py
@@ -205,10 +205,10 @@ class JSInterpreter:
         # TODO: new pattern class to execute matches with these flags
         'd': 1024,  # Generate indices for substring matches
         'g': 2048,  # Global search
-        'i': re.I,  # Case-insensitive search
-        'm': re.M,  # Multi-line search
-        's': re.S,  # Allows . to match newline characters
-        'u': re.U,  # Treat a pattern as a sequence of unicode code points
+        'i': re.IGNORECASE,  # Case-insensitive search
+        'm': re.MULTILINE,  # Multi-line search
+        's': re.DOTALL,  # Allows . to match newline characters
+        'u': re.UNICODE,  # Treat a pattern as a sequence of unicode code points
         'y': 4096,  # Perform a "sticky" search that matches starting at the current position in the target string
     }
 
diff --git a/yt_dlp/utils/_utils.py b/yt_dlp/utils/_utils.py
index 664675a09908..6fbc0f8b0afe 100644
--- a/yt_dlp/utils/_utils.py
+++ b/yt_dlp/utils/_utils.py
@@ -5118,7 +5118,7 @@ def orderedSet_from_options(options, alias_dict, *, use_regex=False, start=None)
             requested = orderedSet_from_options(val, alias_dict, start=requested)
             continue
 
-        current = (filter(re.compile(val, re.I).fullmatch, alias_dict['all']) if use_regex
+        current = (filter(re.compile(val, re.IGNORECASE).fullmatch, alias_dict['all']) if use_regex
                    else [val] if val in alias_dict['all'] else None)
         if current is None:
             raise ValueError(val)