getitem.py example 1

python-temel/getitem.py

@@ -0,0 +1,22 @@
+class MyList:
+    def __init__(self, array):
+        self.array = array
+
+    def __getitem__(self, key):
+        return self.array[key]
+
+    def __setitem__(self, key, value):
+        self.array[key] = value
+
+    def __len__(self):
+        return len(self.array)
+
+    def __str__(self):
+        return str(self.array)
+
+ml = MyList([10, 20, 30, 40])
+
+for i in range(len(ml)):
+    ml[i] = ml[i] * 2
+
+print(ml)