UTF-8 exception

python · Sep 23, 2024 · cd63998 · cd63998
1 parent c46a62b
commit cd63998
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/peps/pep-0756.rst b/peps/pep-0756.rst
@@ -176,7 +176,9 @@ Export complexity
 -----------------
 
 By default, an export has a complexity of *O*\ (1): no memory is copied
-and no conversion is done.
+and no conversion is done. There is an exception: if only UTF-8 is
+requested and the UTF-8 cache is not filled, the string is encoded to
+UTF-8 to fill the cache.
 
 If the ``PyUnicode_EXPORT_ALLOW_COPY`` flag is set, there are cases when a
 copy is needed, *O*\ (*n*) complexity: