1 files changed, 4 insertions, 0 deletions
diff --git a/py/unicode.c b/py/unicode.c
index d69b6f56f..369240e23 100644
--- a/py/unicode.c
+++ b/py/unicode.c
@@ -140,6 +140,10 @@ bool unichar_isident(unichar c) {
     return c < 128 && ((attr[c] & (FL_ALPHA | FL_DIGIT)) != 0 || c == '_');
 }
 
+bool unichar_isalnum(unichar c) {
+    return c < 128 && ((attr[c] & (FL_ALPHA | FL_DIGIT)) != 0);
+}
+
 bool unichar_isupper(unichar c) {
     return c < 128 && (attr[c] & FL_UPPER) != 0;
 }