Method pop

data_structures/stacks/stack.py:31–36

Pop an element off of the top of the stack.

(self)

        self.stack.append(data)

    def pop(self):
        """ Pop an element off of the top of the stack."""
        if self.stack:
            return self.stack.pop()
        else:
            raise IndexError('pop from an empty stack')

    def peek(self):
        """ Peek at the top-most element of the stack."""