Create Stack.py

Author: Smeltier

Stack/Stack.py

@@ -0,0 +1,25 @@
+class Stack:
+    def __init__(self):
+        self.items = []
+
+    def push(self,item):
+        self.items.append(item)
+
+    def size(self):
+        return len(self.items)
+
+    def is_empty(self):
+        return len(self.items) == 0
+
+    def pop(self):
+        if self.is_empty():
+            raise IndexError("Error, your Stack is empty.")
+        return self.items.pop()
+    
+    def top(self):
+        if self.is_empty():
+            raise IndexError("Error, your Stack is empty.")
+        return self.items[-1]
+    
+    def clear(self):
+        self.items = []