Update examples.py

balapriyac · web-flow · commit 738897185846 · 2025-07-07T09:39:43.000+05:30
diff --git a/optimize-python-code/examples.py b/optimize-python-code/examples.py
@@ -1 +1,27 @@
+# before
+import time
+
+def square_numbers_loop(numbers):
+    result = []
+    for num in numbers:
+        result.append(num ** 2)
+    return result
+
+# Let's test this with 100,000 numbers to see the performance
+test_numbers = list(range(1000000))
+
+start_time = time.time()
+squared_loop = square_numbers_loop(test_numbers)
+loop_time = time.time() - start_time
+print(f"Loop time: {loop_time:.4f} seconds")
+
+# after
+def square_numbers_comprehension(numbers):
+    return [num ** 2 for num in numbers]  # Create the entire list in one line
+
+start_time = time.time()
+squared_comprehension = square_numbers_comprehension(test_numbers)
+comprehension_time = time.time() - start_time
+print(f"Comprehension time: {comprehension_time:.4f} seconds")
+print(f"Improvement: {loop_time / comprehension_time:.2f}x faster")
 
