Improve handling for overriding extractors with plugins (#5916)

* Extractors replaced with plugin extractors now show in debug output
* Better testcase handling
* Added documentation
Authored by: coletdjnz, pukkandan

1 files changed, 6 insertions, 5 deletions

diff --git a/yt_dlp/extractor/testurl.py b/yt_dlp/extractor/testurl.py
index dccca1004..0da01aa53 100644
--- a/yt_dlp/extractor/testurl.py
+++ b/yt_dlp/extractor/testurl.py
@@ -23,11 +23,12 @@ class TestURLIE(InfoExtractor):
         if len(matching_extractors) == 0:
             raise ExtractorError(f'No extractors matching {extractor_id!r} found', expected=True)
         elif len(matching_extractors) > 1:
-            try:  # Check for exact match
-                extractor = next(
-                    ie for ie in matching_extractors
-                    if ie.IE_NAME.lower() == extractor_id.lower())
-            except StopIteration:
+            extractor = next((  # Check for exact match
+                ie for ie in matching_extractors if ie.IE_NAME.lower() == extractor_id.lower()
+            ), None) or next((  # Check for exact match without plugin suffix
+                ie for ie in matching_extractors if ie.IE_NAME.split('+')[0].lower() == extractor_id.lower()
+            ), None)
+            if not extractor:
                 raise ExtractorError(
                     'Found multiple matching extractors: %s' % ' '.join(ie.IE_NAME for ie in matching_extractors),
                     expected=True)