Implementation of Queue

Python/Queue

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+class Queue:
+    def __init__(self):
+        self.items = []
+
+    def is_empty(self):
+        return self.items == []
+
+    def enqueue(self, data):
+        self.items.append(data)
+
+    def dequeue(self):
+        return self.items.pop(0)
+
+
+q = Queue()
+while True:
+    print('enqueue <value>')
+    print('dequeue')
+    print('quit')
+    do = input('What would you like to do? ').split()
+
+    operation = do[0].strip().lower()
+    if operation == 'enqueue':
+        q.enqueue(int(do[1]))
+    elif operation == 'dequeue':
+        if q.is_empty():
+            print('Queue is empty.')
+        else:
+            print('Dequeued value: ', q.dequeue())
+    elif operation == 'quit':
+        break