3 files changed, 6 insertions, 6 deletions
diff --git a/yt_dlp/extractor/common.py b/yt_dlp/extractor/common.py
index e00d8c42b..22b1ed69a 100644
--- a/yt_dlp/extractor/common.py
+++ b/yt_dlp/extractor/common.py
@@ -448,7 +448,9 @@ class InfoExtractor(object):
     }
 
     def __init__(self, downloader=None):
-        """Constructor. Receives an optional downloader."""
+        """Constructor. Receives an optional downloader (a YoutubeDL instance).
+        If a downloader is not passed during initialization,
+        it must be set using "set_downloader()" before "extract()" is called"""
         self._ready = False
         self._x_forwarded_for_ip = None
         self._printed_messages = set()
@@ -664,7 +666,7 @@ class InfoExtractor(object):
         See _download_webpage docstring for arguments specification.
         """
         if not self._downloader._first_webpage_request:
-            sleep_interval = float_or_none(self.get_param('sleep_interval_requests')) or 0
+            sleep_interval = self.get_param('sleep_interval_requests') or 0
             if sleep_interval > 0:
                 self.to_screen('Sleeping %s seconds ...' % sleep_interval)
                 time.sleep(sleep_interval)
diff --git a/yt_dlp/extractor/soundcloud.py b/yt_dlp/extractor/soundcloud.py
index e89383ff1..412331e17 100644
--- a/yt_dlp/extractor/soundcloud.py
+++ b/yt_dlp/extractor/soundcloud.py
@@ -855,7 +855,7 @@ class SoundcloudPlaylistIE(SoundcloudPlaylistBaseIE):
 
 class SoundcloudSearchIE(SearchInfoExtractor, SoundcloudIE):
     IE_NAME = 'soundcloud:search'
-    IE_DESC = 'Soundcloud search'
+    IE_DESC = 'Soundcloud search, "scsearch" keyword'
     _MAX_RESULTS = float('inf')
     _TESTS = [{
         'url': 'scsearch15:post-avant jazzcore',
diff --git a/yt_dlp/extractor/youtube.py b/yt_dlp/extractor/youtube.py
index aa58a22bf..54f5ef15c 100644
--- a/yt_dlp/extractor/youtube.py
+++ b/yt_dlp/extractor/youtube.py
@@ -4304,9 +4304,7 @@ class YoutubePlaylistIE(InfoExtractor):
     def suitable(cls, url):
         if YoutubeTabIE.suitable(url):
             return False
-        # Hack for lazy extractors until more generic solution is implemented
-        # (see #28780)
-        from .youtube import parse_qs
+        from ..utils import parse_qs
         qs = parse_qs(url)
         if qs.get('v', [None])[0]:
             return False