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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 adj_nodes_gcp(gcp_nodes):
 """Adjust details specific to GCP."""

    for node in gcp_nodes:
        node.cloud = "gcp"
        node.cloud_disp = "GCP"
        node.private_ips = ip_to_str(node.private_ips)
        node.public_ips = ip_to_str(node.public_ips)
        node.zone = node.extra['zone'].name
    return gcp_nodes