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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 run_guest():
 """ A sample for quick deploy and start a virtual guest."""

    global GUEST_USERID
    global GUEST_PROFILE
    global GUEST_VCPUS
    global GUEST_MEMORY
    global GUEST_ROOT_DISK_SIZE
    global DISK_POOL
    global IMAGE_PATH
    global IMAGE_OS_VERSION
    global GUEST_IP_ADDR
    global GATEWAY
    global CIDR
    global VSWITCH_NAME

    network_info = {'ip_addr': GUEST_IP_ADDR,
         'gateway_addr': GATEWAY,
         'cidr': CIDR,
         'vswitch_name': VSWITCH_NAME}
    disks_list = [{'size': '%ig' % GUEST_ROOT_DISK_SIZE,
                   'is_boot_disk': True,
                   'disk_pool': DISK_POOL}]

    _run_guest(GUEST_USERID, IMAGE_PATH, IMAGE_OS_VERSION, GUEST_PROFILE,
               GUEST_VCPUS, GUEST_MEMORY, network_info, disks_list)