1 files changed, 3 insertions, 3 deletions
diff --git a/Lib/token.py b/Lib/token.py
index a1fde61cd8a..f61723cc09d 100644
--- a/Lib/token.py
+++ b/Lib/token.py
@@ -134,11 +134,11 @@ EXACT_TOKEN_TYPES = {
     '~': TILDE,
 }
 
-def ISTERMINAL(x):
+def ISTERMINAL(x: int) -> bool:
     return x < NT_OFFSET
 
-def ISNONTERMINAL(x):
+def ISNONTERMINAL(x: int) -> bool:
     return x >= NT_OFFSET
 
-def ISEOF(x):
+def ISEOF(x: int) -> bool:
     return x == ENDMARKER