Add a slice benchmark

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+    "python.linting.banditEnabled": false,
+    "python.linting.pylintEnabled": true,
+    "python.linting.enabled": true
+}

bench_slicing.py

@@ -0,0 +1,16 @@
+def bytes_slice():
+    """Slice using normal bytes"""
+    word = b'A' * 1000
+    for i in range(1000):
+        n = word[0:i]
+
+def memoryview_slice():
+    """Convert to a memoryview first."""
+    word = memoryview(b'A' * 1000)
+    for i in range(1000):
+        n = word[0:i]
+
+
+__benchmarks__ = [
+    (bytes_slice, memoryview_slice, "Slicing with memoryview instead of bytes"),
+]