From e7382323bc5fe3ff78c4b2c6c2a351c377a85979 Mon Sep 17 00:00:00 2001
From: coletdjnz <coletdjnz@protonmail.com>
Date: Sat, 17 May 2025 13:25:05 +1200
Subject: [PATCH] better cache key name for internal versioning

---
 test/test_pot/test_pot_director.py        | 4 ++--
 yt_dlp/extractor/youtube/pot/_director.py | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/test/test_pot/test_pot_director.py b/test/test_pot/test_pot_director.py
index 51bdeccf43..d4236db466 100644
--- a/test/test_pot/test_pot_director.py
+++ b/test/test_pot/test_pot_director.py
@@ -578,7 +578,7 @@ class TestPoTokenCache:
         assert cache.get(pot_request) is None
         cache.store(pot_request, response)
         assert len(memorypcp.cache) == 1
-        assert hashlib.sha256(f'_pExampleProvider_ytv1v{pot_request.video_id}'.encode()).hexdigest() in memorypcp.cache
+        assert hashlib.sha256(f'_dlp_cachev1_pExampleProviderv{pot_request.video_id}'.encode()).hexdigest() in memorypcp.cache
 
         # The second spec provider returns the exact same key bindings as the first one,
         # however the PoTokenCache should use the provider key to differentiate between them
@@ -591,7 +591,7 @@ class TestPoTokenCache:
         assert cache.get(pot_request) is None
         cache.store(pot_request, response)
         assert len(memorypcp.cache) == 2
-        assert hashlib.sha256(f'_pExampleProviderTwo_ytv1v{pot_request.video_id}'.encode()).hexdigest() in memorypcp.cache
+        assert hashlib.sha256(f'_dlp_cachev1_pExampleProviderTwov{pot_request.video_id}'.encode()).hexdigest() in memorypcp.cache
 
     def test_cache_provider_preferences(self, pot_request, ie, logger):
         pcp_one = create_memory_pcp(ie, logger, provider_key='memory_pcp_one')
diff --git a/yt_dlp/extractor/youtube/pot/_director.py b/yt_dlp/extractor/youtube/pot/_director.py
index 75964ecbb8..ed8c500307 100644
--- a/yt_dlp/extractor/youtube/pot/_director.py
+++ b/yt_dlp/extractor/youtube/pot/_director.py
@@ -135,7 +135,7 @@ class PoTokenCache:
         bindings_cleaned = {
             **{k: v for k, v in spec.key_bindings.items() if v is not None},
             # Allow us to invalidate caches if such need arises
-            '_yt': 'v1',
+            '_dlp_cache': 'v1',
         }
         if spec._provider:
             bindings_cleaned['_p'] = spec._provider.PROVIDER_KEY