Create Checking python

This is the fastest way to check for repeating values in the list

Author: NoraMacdonald

Checking python

@@ -0,0 +1,5 @@
+def check_duplicate(lst):
+    return len(lst) != len(set(lst))
+check_duplicate([1,2,3,4,5,4,6]) # True
+check_duplicate([1,2,3]) # False
+check_duplicate([1,2,3,4,9]) # False