[Bellazon] KeyError: 'url', when processing a specific thread

[taskhawk]

This specific thread throws the following error:

https://www.bellazon.com/main/topic/56-candids/

$ gallery-dl -K "https://www.bellazon.com/main/topic/56-candids/"
[gallery-dl][debug] Version 1.30.9
[gallery-dl][debug] Python 3.12.3 - Linux-6.14.0-33-generic-x86_64-with-glibc2.39
[gallery-dl][debug] requests 2.32.3 - urllib3 2.4.0
[gallery-dl][debug] Configuration Files []
[gallery-dl][debug] Starting KeywordJob for 'https://www.bellazon.com/main/topic/56-candids/'
[bellazon][debug] Using BellazonThreadExtractor for 'https://www.bellazon.com/main/topic/56-candids/'
[urllib3.connectionpool][debug] Starting new HTTPS connection (1): www.bellazon.com:443
[urllib3.connectionpool][debug] https://www.bellazon.com:443 "GET /main/topic/56-candids/page/9999/ HTTP/1.1" 303 0
[urllib3.connectionpool][debug] https://www.bellazon.com:443 "GET /main/topic/56-candids/page/658/ HTTP/1.1" 200 None
[bellazon][error] An unexpected error occurred: KeyError - 'url'. Please run gallery-dl again with the --verbose flag, copy its output and report this issue on https://github.com/mikf/gallery-dl/issues .
[bellazon][debug] 
Traceback (most recent call last):
  File "/home/user/.gallery-dl/lib/python3.12/site-packages/gallery_dl/job.py", line 152, in run
    for msg in extractor:
  File "/home/user/.gallery-dl/lib/python3.12/site-packages/gallery_dl/extractor/bellazon.py", line 40, in items
    for post in self.posts():
  File "/home/user/.gallery-dl/lib/python3.12/site-packages/gallery_dl/extractor/bellazon.py", line 213, in posts
    self.kwdict["thread"] = self._parse_thread(page)
                            ^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/user/.gallery-dl/lib/python3.12/site-packages/gallery_dl/extractor/bellazon.py", line 133, in _parse_thread
    url_a = author["url"]
            ~~~~~~^^^^^^^
KeyError: 'url'

[mikf]

Basically the same error as #8323, except the user here is a generic guest account:

{
  "@type": "Person",
  "name": "Guest",
  "image": "https://www.bellazon.com/main/applications/core/interface/email/default_photo.png"
}

[mikf]

diff --git a/gallery_dl/extractor/bellazon.py b/gallery_dl/extractor/bellazon.py
index ce50a918..bd1af3b5 100644
--- a/gallery_dl/extractor/bellazon.py
+++ b/gallery_dl/extractor/bellazon.py
@@ -132,3 +132,3 @@ class BellazonExtractor(Extractor):
         url_t = schema["url"]
-        url_a = author["url"]
+        url_a = author.get("url") or ""
 
@@ -153,4 +153,7 @@ class BellazonExtractor(Extractor):
             url_t.rsplit("/", 2)[1].partition("-")
-        thread["author_id"], _, thread["author_slug"] = \
-            url_a.rsplit("/", 2)[1].partition("-")
+        if url_a:
+            thread["author_id"], _, thread["author_slug"] = \
+                url_a.rsplit("/", 2)[1].partition("-")
+        else:
+            thread["author_id"] = thread["author_slug"] = ""
 

[taskhawk]

Yeah, that works, thanks.