# Source code for ibmcloud_python_sdk.power.pool

    from ibmcloud_python_sdk.config import params
    from ibmcloud_python_sdk.utils.common import query_wrapper as qw
    from ibmcloud_python_sdk.power import get_power_headers as headers
    from ibmcloud_python_sdk.power import instance

    class Pool():

        def __init__(self):
            self.cfg = params()
            self.instance = instance.Instance()

        def get_pools(self, instance):
            """Retrieve system pools for a specific cloud instance

            :param instance: Cloud instance ID
            :type instance: str
            :return: List of system pools
            :rtype: list
            """
            try:
                # Check if cloud instance exists and retrieve information
                ci_info = self.instance.get_instance(instance)
                if "errors" in ci_info:
                    return ci_info

                # Connect to api endpoint for system-pools
                path = ("/pcloud/v1/cloud-instances/{}/system-pools".format(
                    ci_info["name"]))

                # Return data
                return qw("power", "GET", path, headers())["data"]

            except Exception as error:
                print("Error fetching system pools for cloud instance {}."
                      " {}".format(instance, error))