From 6464bfa78cd14cace52f6f1978b2cb90d47eb8da Mon Sep 17 00:00:00 2001
From: bashonly <bashonly@protonmail.com>
Date: Wed, 30 Apr 2025 01:26:36 -0500
Subject: [PATCH] OK to use `assert` for developer errors

Authored by: bashonly
---
 yt_dlp/extractor/zdf.py | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/yt_dlp/extractor/zdf.py b/yt_dlp/extractor/zdf.py
index 36d4e5c2c7..a89b909d4b 100644
--- a/yt_dlp/extractor/zdf.py
+++ b/yt_dlp/extractor/zdf.py
@@ -5,7 +5,6 @@ import time
 
 from .common import InfoExtractor
 from ..utils import (
-    ExtractorError,
     determine_ext,
     filter_dict,
     float_or_none,
@@ -141,19 +140,17 @@ class ZDFBaseIE(InfoExtractor):
         }
 
     def _download_graphql(self, item_id, data_desc, query=None, body=None):
-        if not query and not body:
-            raise ExtractorError(
-                'GraphQL API requires either query parameters or a body',
-                video_id=item_id)
+        assert query or body, 'One of query or body is required'
 
         return self._download_json(
-            'https://api.zdf.de/graphql', item_id, note=f'Downloading {data_desc}',
-            errnote=f'Failed to download {data_desc}', query=query,
-            data=json.dumps(body).encode() if body else None, headers={
+            'https://api.zdf.de/graphql', item_id,
+            f'Downloading {data_desc}', f'Failed to download {data_desc}',
+            query=query, data=json.dumps(body).encode() if body else None,
+            headers=filter_dict({
                 'Api-Auth': self._get_api_token(),
                 'Apollo-Require-Preflight': True,
                 'Content-Type': 'application/json' if body else None,
-            })
+            }))
 
     @staticmethod
     def _extract_thumbnails(source):