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What will be the output of the following code snippet?from queue import LifoQueuestack = LifoQueue(maxsize=3) stack.put(1)stack.put(2)stack.put(3)stack.get()stack.put(4, block=False) print(stack.full())OptionsFalseTrueErrorNone

Question

What will be the output of the following code snippet?from queue import LifoQueuestack = LifoQueue(maxsize=3) stack.put(1)stack.put(2)stack.put(3)stack.get()stack.put(4, block=False) print(stack.full())OptionsFalseTrueErrorNone

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Solution

The output of the code snippet will be True.

Here's the step by step explanation:

  1. A LifoQueue (Last In, First Out Queue) with a maximum size of 3 is created.
  2. The numbers 1, 2, and 3 are put into the stack in that order.
  3. The get() method is called, which removes and returns the most recently added entry. In this case, it removes the number 3.
  4. The number 4 is put into the stack. The block=False argument means that if the stack is full, an exception will be raised instead of waiting until a free slot is available.
  5. The full() method is called, which returns True if the stack is full and False otherwise. Since the stack has a maximum size of 3 and currently contains the numbers 1, 2, and 4, it is full. Therefore, True is printed.

This problem has been solved

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