stack.py: Add IndexError

Fixes #294
NITSkmOS · Oct 14, 2018 · 8939a6f · 8939a6f
1 parent 347ad07
commit 8939a6f
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/stack/Python/stack.py b/stack/Python/stack.py
@@ -24,8 +24,7 @@ def pop(self):
         """
 
         if len(self.stack) <= 0:
-            # Raise an error if stack is empty.
-            return "No element in the Stack"
+            raise IndexError("No element in the Stack")
 
         else:
             return self.stack.pop()