Improve: handle empty sequence case in linear_search

snehapriy958 · snehapriy958 · commit 234f50b0a975 · 2026-05-04T11:02:48.000+05:30
diff --git a/searches/linear_search.py b/searches/linear_search.py
@@ -7,6 +7,11 @@
 For manual testing run:
 python3 linear_search.py
 """
+def linear_search(sequence: list, target: int) -> int:
+    """... existing docstring ..."""
+
+    if not sequence:
+        return -1
 
 
 def linear_search(sequence: list, target: int) -> int:
