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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 _create_scaling_policies(conn, as_name, scaling_policies):
    'helper function to create scaling policies'
    if scaling_policies:
        for policy in scaling_policies:
            policy = autoscale.policy.ScalingPolicy(
                name=policy["name"],
                as_name=as_name,
                adjustment_type=policy["adjustment_type"],
                scaling_adjustment=policy["scaling_adjustment"],
                min_adjustment_step=policy.get("min_adjustment_step", None),
                cooldown=policy["cooldown"])
            conn.create_scaling_policy(policy)