optimize single codepoint is normalized

namehash · Oct 30, 2023 · f50632c · f50632c
1 parent d58162b
commit f50632c
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/ens_normalize/normalization.py b/ens_normalize/normalization.py
@@ -1158,6 +1158,9 @@ def is_ens_normalized(name: str) -> bool:
     Checks if the input string is already ENS normalized
     (i.e. `ens_normalize(name) == name`).
     """
+    if len(name) == 1 and ord(name) in NORMALIZATION.valid:
+        # single codepoint optimization
+        return True
     return ens_process(name, do_normalize=True).normalized == name