cython

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import time
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import queue
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Q = queue.Queue()
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Q.append(10)
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Q.append(20)
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print(Q.peek())
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print(Q.pop())
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print(Q.pop())
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try:
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    print(Q.pop())
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except IndexError as e:
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    print("Error message:", e)  # Prints "Queue is empty"
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i = 10000
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values = range(i)
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start_time = time.time()
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Q.extend(values)
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end_time = time.time() - start_time
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print("Adding {} items took {:1.3f} msecs.".format(i, 1000 * end_time))
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for i in range(41):
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    Q.pop()
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Q.pop()
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print("The answer is:")
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print(Q.pop())
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