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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def add_new(self, command):
 """Add a new entry to the queue."""

        self.queue[self.next_key] = command
        self.queue[self.next_key]['status'] = 'queued'
        self.queue[self.next_key]['returncode'] = ''
        self.queue[self.next_key]['stdout'] = ''
        self.queue[self.next_key]['stderr'] = ''
        self.queue[self.next_key]['start'] = ''
        self.queue[self.next_key]['end'] = ''

        self.next_key += 1
        self.write()