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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 update(self):
 """Update the cloud stats. Return the stats (dict) """

        # Init new stats
        stats = self.get_init_value()

        # Requests lib is needed to get stats from the Cloud API
        if import_error_tag:
            return stats

        # Update the stats
        if self.input_method == 'local':
            stats = self.OPENSTACK.stats
            # Example:
            # Uncomment to test on physical computer
            # stats = {'ami-id': 'ami-id',
            #                    'instance-id': 'instance-id',
            #                    'instance-type': 'instance-type',
            #                    'region': 'placement/availability-zone'}

        # Update the stats
        self.stats = stats

        return self.stats