fix: W0621

Future-House · Sep 11, 2024 · a6925dd · a6925dd
1 parent e3613aa
commit a6925dd
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/paperqa/clients/crossref.py b/paperqa/clients/crossref.py
@@ -108,16 +108,16 @@ def crossref_headers() -> dict[str, str]:
 
 def crossref_mailto() -> str:
     """Crossref mailto if available, otherwise a default."""
-    crossref_mailto = os.getenv("CROSSREF_MAILTO")
+    MAILTO = os.getenv("CROSSREF_MAILTO")
 
-    if not crossref_mailto:
+    if not MAILTO:
         logger.warning(
             "CROSSREF_MAILTO environment variable not set. Crossref API rate limits may"
             " apply."
         )
         return "[email protected]"
 
-    return crossref_mailto
+    return MAILTO
 
 
 async def doi_to_bibtex(