diff --git a/lexer.py b/lexer.py
index 2fac1ca833c5553e178bcbeb3138df61e8218cad..1b71b904838ba8bff0817cb29e293bfc9c868012 100644
--- a/lexer.py
+++ b/lexer.py
@@ -38,7 +38,4 @@ def lex(raw):
         splitted = splitted[1:]
         print(tokens)
 
-def isValid():
-    pass
-
 lex("Peel 300 g of potatoes and then cut into strips")
\ No newline at end of file