fix(scrape): only flag partial success when a requested format succeeds (#1325)

Stainless-Generated-From: 1136aaa

Author: stlc-bot

src/context/dev/types/web_scrape_response.py

@@ -417,11 +417,11 @@ class WebScrapeResponse(BaseModel):
 
     is_partial: Optional[Literal[True]] = FieldInfo(alias="isPartial", default=None)
     """
-    Present when a requested output fails, capture returns a page that is still
-    loading, images return before processing finishes, or the optional product AI
-    fallback fails or is cut short. Check each output's success field for its
-    result. Valid captured pieces may be cached independently; failed retrievals and
-    incomplete captures are not cached.
+    Present when at least one requested output succeeds while another fails, or when
+    successful outputs come from a page that is still loading or images returned
+    before processing finished. Absent when every requested output fails. Check each
+    output's success field for its result. Valid captured pieces may be cached
+    independently; failed retrievals and incomplete captures are not cached.
     """
 
     key_metadata: Optional[KeyMetadata] = None