1 files changed, 3 insertions, 3 deletions
diff --git a/Tools/build/generate_token.py b/Tools/build/generate_token.py
index a64806763f3..9ee5ec86e75 100755
--- a/Tools/build/generate_token.py
+++ b/Tools/build/generate_token.py
@@ -278,13 +278,13 @@ EXACT_TOKEN_TYPES = {
 %s
 }
 
-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
 '''