Make a distinct warning class for 'recommended hash routine not found'

inducer · Aug 23, 2024 · 6c1bd3f · 6c1bd3f
1 parent 0c65d61
commit 6c1bd3f
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/pytools/persistent_dict.py b/pytools/persistent_dict.py
@@ -53,14 +53,18 @@
 from warnings import warn
 
 
+class RecommendedHashNotFoundWarning(UserWarning):
+    pass
+
+
 try:
     from siphash24 import siphash13 as _default_hash
 except ImportError:
     warn("Unable to import recommended hash 'siphash24.siphash13', "
          "falling back to 'hashlib.sha256'. "
          "Run 'python3 -m pip install siphash24' to install "
          "the recommended hash.",
-         stacklevel=1)
+         RecommendedHashNotFoundWarning, stacklevel=1)
     from hashlib import sha256 as _default_hash
 
 if TYPE_CHECKING: